Formula: C25H28O8 | Mol. Weight: 456.50 g/mol
IUPAC: methyl 2-[4-hydroxy-3-(hydroxymethyl)-6-[2-(4-hydroxyphenyl)acetyl]oxy-6,8-dimethyl-1-oxo-3a,4,5,7-tetrahydroazulen-5-yl]prop-2-enoate
CC1=C2C(C(C(C(C1)(C)OC(=O)CC3=CC=C(C=C3)O)C(=C)C(=O)OC)O)C(=CC2=O)CO