The chemical Harmaline has a known molecular formula of C13-H14-N2-O. Synonyms may include: 5-23-12-00148 (Beilstein Handbook Reference), Armalin, BRN 0207310, Dihydroharmine, 3,4-Dihydroharmine, 3,4-Dihydro-7-methoxy-1-methyl-9-pyrid(3,4-b)indole, 3,4-Dihydro-7-methoxy-1-methyl-9-pyrido(3,4-b)indole, 4,9-Dihydro-7-methoxy-1-methyl-3H-pyrido(3,4-b)indole, EINECS 206-152-6, Harmalol methyl ether (ChemID).