4-25-00-00997 (Beilstein Handbook Reference) 4429-63-4 ASPIDOSPERMIDINE-3-CARBOXYLIC ACID, 2,3,6,7-TETRAHYDRO-, METHYL ESTER, (5-alpha, Aspidospermidine-3-carboxylic acid, 2,3,6,7-tetradehydro-, methyl ester, (5alpha,12beta,19alpha)- Aspidospermidine-3-carboxylic acid, 2,3,6,7-tetrahydro-, methyl ester, (5-alpha,12-beta,19-alpha)- BRN 0050163 EINECS 224-615-0 Tabersonin Tabersonine