64340-42-7 Naphtho[2,3-b]furan-2(3H)-one,3a,4,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylene-, [3aS-(3aa,8ab,9aa)]- 63959-49-9 6,10-Methanoindolo[3,2-b]quinolizine-11-carboxaldehyde,9-ethylidene-5,6,8,9,10,11,11a,12-octahydro-2-methoxy-5-methyl-,(6S,7R,9E,10R,11R,11aS)-