Try searching for...
SCFBio, IIT Delhi
Formula: C21H20O7 | Mol. Weight: 384.40 g/mol
IUPAC: (5R,5aR)-5-(4-hydroxy-3,5-dimethoxyphenyl)-5a,8,8a,9-tetrahydro-5H-[2]benzofuro[5,6-f][1,3]benzodioxol-6-one
COC1=CC(=CC(=C1O)OC)C2C3C(CC4=CC5=C(C=C24)OCO5)COC3=O