Formula: C21H28N2O6 | Mol. Weight: 404.50 g/mol
IUPAC: (1R,2S,4S,6R,7R,8S)-6-[(1R)-1-hydroxyethyl]-6-(hydroxymethyl)-1',6'-dimethoxyspiro[10-oxa-5-azatricyclo[5.3.1.04,8]undecane-2,3'-indole]-2'-one
CC(C1(C2CC3C4(CC(C2CO3)N1)C5=C(C=C(C=C5)OC)N(C4=O)OC)CO)O