c-4,c-6a-dihydro-4-(1-naphthyl)-2,3-diphenylpentalen-1(r-3aH)-one

2,3-二苯基-1-二氢茚酮

3,4-二苯基异喹啉

2,3-diphenyl-1H-inden-1-ol

2,3-bisphenyl-1,4-naphthoquinone