mayurone

(1aR,8aS)-1,1a,5,6,7,8-Hexahydro-4aβ,8,8-trimethylcyclopropa[d]naphthalen-2(4aH)-one

(1aR,8aS)-1,1aα,2,4a,5,6,7,8-Octahydro-4aβ,8,8-trimethylcyclopropa[d]naphthalene-2-one