66548-00-3

(3S,3aR,4R,4aβ,7α,7aR,9aα)-3,3a,5,5,6,6,7,7,7a,8-Decahydro-3,5α-dihydroxy-7a-methyl-8-methylenespiro[isobenzofuran-4(1H),4(3H)-[1H-7,9a]methanocyclohepta[c]pyran]-1,9(4aH)-dione