3-Pyridinecarboxylic acid, 1,2,5,6-tetrahydro-1-methyl-, methyl ester, hydrochloride (9CI) 61-94-9 Arecoline hydrochloride CCRIS 5223 EINECS 200-523-6 NICOTINIC ACID, 1,2,5,6-TETRAHYDRO-1-METHYL-, METHYL ESTER, HYDROCHLORIDE NSC 172133