| Label | Id | |
|---|---|---|
| (-)-modafinil | 77590 | |
| (-)-morphine | 17303 | |
| (-)-mucronulatol | 7014 | |
| (-)-myclobutanil | 83731 | |
| (-)-nalanthalide | 66610 | |
| (-)-naloxone | 7459 | |
| (-)-narcotine | 73237 | |
| (-)-nemonapride | 64218 | |
| (-)-neopine | 7509 | |
| (-)-neopine(1+) | 194190 | |
| (-)-neoverrucosan-5beta-ol | 194191 | |
| (-)-nepetaside | 143821 | |
| (-)-nicardipine | 180904 | |
| (-)-nicotine | 17688 | |
| (-)-nisoldipine | 76918 |