Formula: C23H30N2O5 | Mol. Weight: 414.50 g/mol
IUPAC: methyl (Z)-2-[(3R,6'R,7'S,8'aS)-6'-ethyl-4-methoxy-2-oxospiro[1H-indole-3,1'-3,5,6,7,8,8a-hexahydro-2H-indolizine]-7'-yl]-3-methoxyprop-2-enoate
CCC1CN2CCC3(C2CC1C(=COC)C(=O)OC)C4=C(C=CC=C4OC)NC3=O