Dictyoceratidaquinone

2-Hydroxy-3-[(2,5,5-trimethyl-1,8a-methanodecalin-1-yl)methyl]-5-methoxy-2,5-cyclohexadiene-1,4-dione

2-[(2,5,5-Trimethyldecahydrocyclopropa[d]naphthalene)-1a-ylmethyl]-3-hydroxy-6-methoxy-1,4-benzoquinone