频哪醇硼烷

1-苯甲酰基-2-苯二嗪

3,3-diphenyl-1,2,5-trioxaspiro[5.5]undeca-7,10-dien-9-one

(R)-三苯基乙二醇

(S)-(-)-1,1,2-三苯基-1,2-乙二醇