39012-11-8 5a,8-Methano-5aH-cyclohepta(b)naphthalen-4(1H)-one, dodecahydro-2,7-dihydroxy-3,3,7-trimethyl-11-methylene-, (2S-(2alpha,4abeta,5abeta,7beta,8beta,10aalpha,11aalpha))- Leucothol A