7alpha,12alpha-二羟基-3-氧代-5beta-胆烷-24-酸甲酯

4-硝基-苯甲酸 苯基酯

2-(2,4-dimethylphenyl)-1-phenylethanone

1-iodopropan-2-ylbenzene

4-phenyl-3,4-dihydro-2H-naphthalen-1-one