155239-79-5

1H-4,9a-Ethano-2-benzoxepin-3(4H)-one,5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-,[4R-(4a,5a,5aa,7b,9aa)]-