35730-85-9 NSC 85234 Naphtho(2,3-b)furan-2,7-dione, 3,3a,4,4a,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylene-, (3aR-(3aalpha,4aalpha,8abeta,9aalpha))- Pinnatifidin