3,5,6,8-tetraphenyl-2,9-dithia-1-phosphabicyclo[4.3.0]-nona-3,7-diene 1-sulfide

1,3-diphenylprop-2-ynoxy(trimethyl)silane

[(1,3-diphenyl-1,2-propadienyl)oxy]-trimethylsilane

2-methyl-3,5-diphenyl-1,2-oxazolidine

(2-bromo-1,3-diphenyl-3-oxo-1-propyl)phosphonic acid