1,1,2-triphenyl-1-hydroxy-N-benzoylaminoethane

(+/-)-N,N'-dibenzoyl-1,2-diphenyl-1,2-diaminoethane

2-methyl-1,1-diphenyl-2-(o-tolyl)propan-1-ol

2-(2-isopropylphenyl)-1,1-diphenylethanol

2-methyl-1,1-diphenylpropane-1,2-diol