morphinane alkaloid morphinan Beilstein:1375527 227.16740 INAXVFBXDYWQFN-XHSDSOJGSA-N InChI=1S/C16H21N/c1-2-6-13-12(5-1)11-15-14-7-3-4-8-16(13,14)9-10-17-15/h1-2,5-6,14-15,17H,3-4,7-11H2/t14-,15+,16-/m0/s1 0 C16H21N morphinan CHEBI:35649 227.34468 [H][C@@]12CCCC[C@@]11CCN[C@@H]2Cc2ccccc12 chebi_ontology isoquinoline alkaloid fundamental parent