Formula: C25H26O5 | Mol. Weight: 406.50 g/mol
IUPAC: (1S,2R,10R,11S,13R)-6,8-dihydroxy-2,14,14-trimethyl-10-phenyl-3-oxatetracyclo[11.1.1.02,11.04,9]pentadeca-4,6,8-triene-5,7-dicarbaldehyde
CC1(C2CC3C(C4=C(C(=C(C(=C4OC3(C1C2)C)C=O)O)C=O)O)C5=CC=CC=C5)C