(3S,5R,6S,8S)-3,8-diisopropyl-5,6-diphenyl-1,10-dioxa-4,7-diazacyclotridecane-2,9-dione

2,4,5-三苯基-2-咪唑啉

alpha-二苯基乙二醛肟

4,5-diphenyl-2,5-dihydro-1H-imidazole-2-thiol

benzil-hydrazone oxime