Formula: C42H48N4O8 | Mol. Weight: 736.90 g/mol
IUPAC: (1R,2S,4S,7Z,8R,9S)-7-ethylidene-5-[(1R,2S,4S,7Z,8R,9S)-7-ethylidene-1'-methoxy-2'-oxospiro[11-oxa-5-azatricyclo[6.3.1.04,9]dodecane-2,3'-indole]-5-carbonyl]-1',6'-dimethoxyspiro[11-oxa-5-azatricyclo[6.3.1.04,9]dodecane-2,3'-indole]-2'-one
CC=C1CN(C2CC3(C4CC1C2CO4)C5=C(C=C(C=C5)OC)N(C3=O)OC)C(=O)N6CC(=CC)C7CC8C9(CC6C7CO8)C1=CC=CC=C1N(C9=O)OC