The molecule is a member of the class of cortistatins that is cortistatin C in which the hydrogen at position 17 has been replaced by a hydroxy group. It is a member of cortistatins, a cyclic ketone, a diol, a secondary alcohol, a tertiary alcohol and a tertiary alpha-hydroxy ketone. It derives from a cortistatin C.
(1S,2R,5R,6S,12R,13R,14S,16R)-14-(dimethylamino)-5,12,13-trihydroxy-5-isoquinolin-7-yl-6-methyl-19-oxapentacyclo[14.2.1.01,9.02,6.011,16]nonadeca-8,10-dien-4-one