Structure based on ?

Ideal structure
Name: (3as,4r,9br)-4-(4-hydroxyphenyl)-6-(methoxymethyl)-1,2,3,3a,4,9b-hexahydrocyclopenta[c]chromen-8-ol
Formula: C20 H22 O4
Weight: 326.386
SMILES: "COCc1cc(O)cc2[CH]3CCC[CH]3[CH](Oc12)c4ccc(O)cc4"
Spacial conformation based on PDB ?.
Also present on 2jj3, 2qe4


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