Synonyms: 7,9a-Methano-9aaH-cyclopenta[b]heptalene-4,8,11,11ab,12(1H)-pentol, 2b,3b-epoxy-2,3,3ab,4,4ab,5,6,7b,8,9,10,11a-dodecahydro-1,1,4b,8b-tetramethyl- (8CI);5,7a-Methano-7aH-cyclohept[6,7]azuleno[1,2-b]oxirene,grayanotoxane-5,6,10,14,16-pentol deriv.; Rhodojaponin III