| 1 | L(-)-nicotine |
| 2 | (-)-nicotine |
| 3 | 3-(n-methylpyrollidino)pyridine |
| 4 | 3-[(2s)-1-methylpyrrolidin-2-yl]pyridine |
| 5 | (s)-3-(n-methylpyrrolidin-2-yl)pyridine |
| 6 | 3-(2-(n-methylpyrrolidinyl))pyridine |
| 7 | (s)-(-)-nicotine |
| 8 | Nicotine |
| 9 | (s)-3-(1-methylpyrrolidin-2-yl)pyridine |
| 10 | 3-[(2s)-1-methyl-2-pyrrolidinyl] pyridine |
| 11 | (r)-3-(1-methyl-2-pyrrolidinyl)pyridine |
| 12 | L-3-(1-methyl-2-pyrrolidyl)pyridine |
| 13 | (-)-3-(n-methylpyrrolidino)pyridine |
| 14 | 1-methyl-2-(3-pyridyl)pyrrolidine |
| 15 | L-nicotine |
| 16 | 3-(1-methyl-2-pyrollidinyl)pyridine |
| 17 | (-)-3-(1-methyl-2-pyrrolidyl)pyridine |
| 18 | 3-(1-methylpyrrolidin-2-yl)pyridine |