| 6-(dimethylamino)-4,4-diphenyl-, hydrochloride, (-)-3-heptanon |
| (-)-methadone hydrochloride |
| 1,1-diphenyl-1-(2-dimethylaminopropyl)-2-butanone |
| 6-(dimethylamino)-4,4-diphenyl-, hydrochloride, (R)-3-heptanon |
| l-6-dimethylamino-4,4-diphenyl-3-heptanone hydrochloride |
| l-amidone hydrochloride |
| l-dolophine hydrochloride |
| l-methadone hydrochloride |
| l-polamidon hydrochloride |
| levomethadone hydrochloride |
| 6-(dimethylamino)-4,4-diphenyl-,hydrochloride, (-)-3-heptanon |
