(+)-Nicotine (R)-3-(1-Methyl-2-pyrrolidinyl)pyridine 1596-94-7 2'-beta-H-Nicotine 25162-00-9 5-23-06-00064 (Beilstein Handbook Reference) BRN 4666243 D-Nicotine Pseudonicotine Pyridine, 3-(1-methyl-2-pyrrolidinyl)-, (R)- (9CI)