(3R,3aR,4S,4aR,7R,8aR,9aR)-7-((Ethoxycarbonyl)amino)-3-methyl-1-oxododecahydronaphtho[2,3-c]furan-4-carboxylic acid

(1R,3aR,4aR,6R,8aR,9S,9aR)-6-(ethoxycarbonylamino)-1-methyl-3-oxo-3a,4,4a,5,6,7,8,8a,9,9a-decahydro-1H-benzo[f][2]benzofuran-9-carboxylic acid

IYJNBOZDJDFHBC-DKYFYASOSA-N

CCOC(=O)N[C@@H]1CC[C@@H]2[C@@H](C1)C[C@@H]3[C@H]([C@H]2C(=O)O)[C@H](OC3=O)C