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(2R,3R,5aR,7bR,9aS,12R,13aR,13bS,15aR,15bS,16R)-2,3-dihydroxy-7b,9a,12,13b,15a,16-hexamethylicosahydro-3,5a-methanochryseno[2,1-c]oxepine-12(5H)-carboxylic acid related products: