1H-2,8a-Methanocyclopenta(a)cyclopropa(e)cyclodecene, dodecahydro-1,1,4,7,9-pentamethyl-, (1aS,2R,4R,5aR,7R,8aR,9R,10aR)- 1H-2,8a-Methanocyclopenta(a)cyclopropa(e)cyclodecene, dodecahydro-1,1,4,7,9-pentamethyl-, (1aS-(1aalpha,2alpha,4beta,5abeta,7beta,8aalpha,9alpha,10aalpha))- 67707-88-4 Ingenane