Formula: C26H33NO6 | Mol. Weight: 455.50 g/mol
IUPAC: (1R,2S,8R,12R,13S,15R,17R,18S)-2,7,7,12,18-pentamethyl-17-(5-oxo-1,2-dihydropyrrol-4-yl)-6,11,14-trioxapentacyclo[10.8.0.02,8.013,15.013,18]icos-3-ene-5,10-dione
CC1(C2CC(=O)OC3(C(C2(C=CC(=O)O1)C)CCC4(C35C(O5)CC4C6=CCNC6=O)C)C)C