Name: | Spiro[isobenzofuran-4(1H),4'(3'H)-[1H-7,9a]methanocyclohepta[c]pyran]-1',3(3aH)-dione,decahydro-5',9'-dihydroxy-7a-methyl-8'-methylene-,(3aR,4R,4'aS,5'R,7'S,7aR,9'R,9'aS)- |
Synonyms: | Spiro[isobenzofuran-4(1H),4'(3'H)-[1H-7,9a]methanocyclohepta[c]pyran]-1',3(3aH)-dione,decahydro-5',9'-dihydroxy-7a-methyl-8'-methylene-, [4'R-[4'a(3aR*,7aR*),4'aa,5'b,7'b,9'a,9'ab]]-; Guidongnin; Guidongnin A |