The molecule is an indole alkaloid that is the 14-15-dihydro derivative of jerantinine A. Isolated from Tabernaemontana corymbosa, it exhibits cytotoxicity against human KB cells. It has a role as a metabolite and an antineoplastic agent. It is an alkaloid ester, an indole alkaloid, an aromatic ether, a member of phenols, a methyl ester and an organic heteropentacyclic compound. It derives from a jerantinine A.
methyl (1R,12S,19S)-12-ethyl-4-hydroxy-5-methoxy-8,16-diazapentacyclo[10.6.1.01,9.02,7.016,19]nonadeca-2,4,6,9-tetraene-10-carboxylate