| Label | Id | |
|---|---|---|
| 1,2,3,4-tetrahydronaphthalenediol | 37880 | |
| 1,2,3,9-tetrahydropyrrolo[2,1-b]quinazolin-3-ol | 181180 | |
| 1,2,3-triazinane | 38040 | |
| 1,2,3-triazine | 38058 | |
| 1,2,4,5,7,8-hexathionane | 173680 | |
| 1,2,4-benzotriazine | 38011 | |
| 1,2,4-triazinane | 38041 | |
| 1,2,4-triazine | 38057 | |
| 1,2,7',8'-tetrahydro-psi,psi-caroten-1-ol | 138077 | |
| 1,2-dibromo-4-(2,4-dibromophenoxy)benzene | 138038 | |
| 1,2-dihydroquinazoline | 189080 | |
| 1,2-dimethyl-4-[(E)-6-methylhept-4-enyl]cyclohexa-1,3-diene | 171880 | |
| 1,2-dinitrosodioxidane | 29804 | |
| 1,2-ditetradecanoyl-sn-glycerol | 80651 | |
| 1,2-xylene | 28063 |