dimethyl 6-butylidene-5-oxo-1,2-diphenylpiperidine-3,3-dicarboxylate

(2Z,3Z)-3-ethoxy-1-(4-methoxyphenyl)-4-phenyl-2-(phenylimino)but-3-en-1-one

2,3-diphenyl-5-trimethylsilanylethynyl-isoxazolidine