| Label | Id | |
|---|---|---|
| (2S)-2-[[(2S)-2-[[(2S)-2-amino-3-hydroxypropanoyl]amino]-3-hydroxypropanoyl]amino]-3-(1H-imidazol-5-yl)propanoic acid | 163433 | |
| L-alpha-aspartyl-L-leucyl-L-threonyl-L-aspartic acid | 73433 | |
| 3-Formylsalicylic acid | 34334 | |
| 3-formyl-2-hydroxybenzoic acid | 34334 |