(4R,5R)-2,2-di(naphthalen-2-yl)-N4,N5-bis((R)-1-(p-tolyl)ethyl)-1,3-dioxolane-4,5-dicarboxamide

4-Benzoyl-3,3,4-triphenyl-1-(1-p-tolyl-ethyl)-azetidin-2-one

(4S,5S)-2,2-di(naphthalen-2-yl)-N4,N5-bis((R)-1-(p-tolyl)ethyl)-1,3-dioxolane-4,5-dicarboxamide

1-(α-p-tolylethyl)-3,3,4-triphenyl-4-(α-hydroxybenzyl)-azetidin-2-one