| 1231-75-0 | (+)-Dehydroabietic acid | C20H28O2 |
| 1231-18-1 | 5-[2-(dimethylamino)ethyl]-5-(3-methoxyphenyl)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione hydrochloride | C15H19 N3 O3 S . Cl H |
| 1231-19-2 | 5-[2-(diethylamino)ethyl]-5-phenyl-2-thioxodihydropyrimidine-4,6(1H,5H)-dione hydrochloride | C16H21 N3 O2 S . Cl H |
| 1231-35-2 | Cis-communic acid | C20H30 O2 |
| 1231-74-9 | METHYL O-METHYLPODOCARPATE | C19H26 O3 |
| 1231-82-9 | 11-KETOANDROSTERONE | C19H28 O3 |