The molecule is an indole alkaloid that is sarpagan bearing a hydroxy group at position 17. It is an indole alkaloid, a primary alcohol and a tertiary amino compound. It derives from a sarpagan.
[(1S,12R,13R,14R,15E)-15-ethylidene-3,17-diazapentacyclo[12.3.1.02,10.04,9.012,17]octadeca-2(10),4,6,8-tetraen-13-yl]methanol