| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_1 | C[Si](C)(C)O[C@H](NC(N)=O)C(=O)O | standard non polar | 2025-10-24 | 2059.21 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_2 | C[Si](C)(C)OC(=O)[C@H](O)NC(N)=O | standard non polar | 2025-10-24 | 1761.64 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_3 | C[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O | standard non polar | 2025-10-24 | 2096.75 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_4 | C[Si](C)(C)N(C(N)=O)[C@@H](O)C(=O)O | standard non polar | 2025-10-24 | 1701.8 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_5 | C[Si](C)(C)OC(=O)[C@@H](NC(N)=O)O[Si](C)(C)C | standard non polar | 2025-10-24 | 2059.73 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_6 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O | standard non polar | 2025-10-24 | 2232.83 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_7 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(N)=O)[Si](C)(C)C | standard non polar | 2025-10-24 | 1802.11 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_8 | C[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O[Si](C)(C)C | standard non polar | 2025-10-24 | 2122.52 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_9 | C[Si](C)(C)OC(=O)[C@H](O)N(C(N)=O)[Si](C)(C)C | standard non polar | 2025-10-24 | 1780.31 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_10 | C[Si](C)(C)N(C(=O)N[C@@H](O)C(=O)O)[Si](C)(C)C | standard non polar | 2025-10-24 | 1893.38 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_11 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O)[Si](C)(C)C | standard non polar | 2025-10-24 | 2113.22 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_12 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C | standard non polar | 2025-10-24 | 2242.32 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_13 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(N)=O)[Si](C)(C)C | standard non polar | 2025-10-24 | 2107.43 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_14 | C[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)O | standard non polar | 2025-10-24 | 2093.66 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_15 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O)[Si](C)(C)C | standard non polar | 2025-10-24 | 1688.15 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_16 | C[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C)[Si](C)(C)C | standard non polar | 2025-10-24 | 1855.64 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_17 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C)[Si](C)(C)C | standard non polar | 2025-10-24 | 1285.38 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_18 | C[Si](C)(C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[C@@H](O)C(=O)O | standard non polar | 2025-10-24 | 1462.45 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_19 | C[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | standard non polar | 2025-10-24 | 2344.41 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_20 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C)[Si](C)(C)C | standard non polar | 2025-10-24 | 2121.93 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_21 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | standard non polar | 2025-10-24 | 2161.92 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_22 | C[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | standard non polar | 2025-10-24 | 2263.12 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_23 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | standard non polar | 2025-10-24 | 2321.2 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_1 | C[Si](C)(C)O[C@H](NC(N)=O)C(=O)O | standard polar | 2025-10-24 | 2669.86 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_2 | C[Si](C)(C)OC(=O)[C@H](O)NC(N)=O | standard polar | 2025-10-24 | 1848.51 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_3 | C[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O | standard polar | 2025-10-24 | 1970.69 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_4 | C[Si](C)(C)N(C(N)=O)[C@@H](O)C(=O)O | standard polar | 2025-10-24 | 1983.89 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_5 | C[Si](C)(C)OC(=O)[C@@H](NC(N)=O)O[Si](C)(C)C | standard polar | 2025-10-24 | 1944.88 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_6 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O | standard polar | 2025-10-24 | 1880.93 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_7 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(N)=O)[Si](C)(C)C | standard polar | 2025-10-24 | 2134.27 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_8 | C[Si](C)(C)NC(=O)N[C@@H](O)C(=O)O[Si](C)(C)C | standard polar | 2025-10-24 | 1913.43 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_9 | C[Si](C)(C)OC(=O)[C@H](O)N(C(N)=O)[Si](C)(C)C | standard polar | 2025-10-24 | 2179.97 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_10 | C[Si](C)(C)N(C(=O)N[C@@H](O)C(=O)O)[Si](C)(C)C | standard polar | 2025-10-24 | 2028.09 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_11 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O)[Si](C)(C)C | standard polar | 2025-10-24 | 2359.29 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_12 | C[Si](C)(C)NC(=O)N[C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C | standard polar | 2025-10-24 | 2337.23 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_13 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(N)=O)[Si](C)(C)C | standard polar | 2025-10-24 | 1979.95 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_14 | C[Si](C)(C)O[C@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)C(=O)O | standard polar | 2025-10-24 | 1828.17 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_15 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O)[Si](C)(C)C | standard polar | 2025-10-24 | 2696.82 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_16 | C[Si](C)(C)OC(=O)[C@H](O)NC(=O)N([Si](C)(C)C)[Si](C)(C)C | standard polar | 2025-10-24 | 2620.53 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_17 | C[Si](C)(C)NC(=O)N([C@@H](O)C(=O)O[Si](C)(C)C)[Si](C)(C)C | standard polar | 2025-10-24 | 2313.78 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_18 | C[Si](C)(C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[C@@H](O)C(=O)O | standard polar | 2025-10-24 | 1657.09 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_19 | C[Si](C)(C)OC(=O)[C@@H](NC(=O)N([Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C | standard polar | 2025-10-24 | 2261.78 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_20 | C[Si](C)(C)NC(=O)N([C@@H](O[Si](C)(C)C)C(=O)O[Si](C)(C)C)[Si](C)(C)C | standard polar | 2025-10-24 | 2080.69 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_21 | C[Si](C)(C)O[C@@H](C(=O)O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | standard polar | 2025-10-24 | 2449.81 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_22 | C[Si](C)(C)OC(=O)[C@H](O)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | standard polar | 2025-10-24 | 2039.45 | 
| Gas Chromatography | (S)-Ureidoglycolic acid_TMS_23 | C[Si](C)(C)OC(=O)[C@H](O[Si](C)(C)C)N(C(=O)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C | standard polar | 2025-10-24 | 2247.32 |