| (???)-10,11-dihydroxyaporphine | (???)-10,11-dihydroxyaporphine | | |
| 105AD7 | 105AD7 | | |
| 10alpha-Isopregnenone | 10alpha-Isopregnenone | | |
| 10-CF3C(OH)2-DDACTHF | 10-CF3C(OH)2-DDACTHF | | |
| 1,10-Phenanthroline | 1,10-Phenanthroline | | |
| 11beta-hydrocortisone | 11beta-hydrocortisone | | |
| 1,1'-BIPHENYL-2-SULFINIC ACID | 1,1'-BIPHENYL-2-SULFINIC ACID | | |
| 1,1'-BIPHENYL-3,4-DIOL | 1,1'-BIPHENYL-3,4-DIOL | | |
| 11-demethoxyreserpine | 11-demethoxyreserpine | | |
| 11-Deoxy-Beta-Rhodomycin | 11-Deoxy-Beta-Rhodomycin | | |
| 1,1-Dimethylbiguanide | 1,1-Dimethylbiguanide | | |
| (11E)-OCTADEC-11-ENOIC ACID | (11E)-OCTADEC-11-ENOIC ACID | | |
| 11-MERCAPTOUNDECANOIC ACID | 11-MERCAPTOUNDECANOIC ACID | | |
| 123I-FP-CIT | 123I-FP-CIT | | |
| 1,2,4-Triazole | 1,2,4-Triazole | | |
| 1,2,4-Triazole-Carboxamidine | 1,2,4-Triazole-Carboxamidine | | |
| 1,25-DHCC | 1,25-DHCC | | |
| 12-Bromododecanoic Acid | 12-Bromododecanoic Acid | | |
| 1,2-Dehydrocortisone | 1,2-Dehydrocortisone | | |
| 1,2-Diazole | 1,2-Diazole | | |
| 1,2-Dichloro-Propane | 1,2-Dichloro-Propane | | |
| 1,2-Dihydroxybenzene | 1,2-Dihydroxybenzene | | |
| 1,2-Dimethoxyethane | 1,2-Dimethoxyethane | | |
| 1,2-dithiolane-3-pentanoic acid | 1,2-dithiolane-3-pentanoic acid | | |
| 1,2-Ethanedicarboxylic acid | 1,2-Ethanedicarboxylic acid | | |
| 12??-hydroxydigitoxin | 12??-hydroxydigitoxin | | |
| 12-Hydroxydodecanoic Acid | 12-Hydroxydodecanoic Acid | | |
| 12-Phenylheme | 12-Phenylheme | | |
| 1,2-Propanediol | 1,2-Propanediol | | |
| (131I)-MN-14 | (131I)-MN-14 | | |