重氮甲烷 、
γ-iso-Naphthocyclinon 生成 3,3a,5,12b-Tetrahydro-6,12-dihydroxy-5,8-dimethylfuro<3',2':3,4><2>benzopyrano<6,7-f>indazol-2,7,11(8H)-trion 、 8-Methyl-anhydro-seco-α-naphthocyclinon-methylether-methylester 、 (1S,3R)-3,4,6,7,8,9-Hexahydro-10-hydroxy-1-methyl-6,9-dioxo-1H-naphtho<2,3-c>pyran-3-essigsaeure-methylester