1-(3-methylbenzo[4,5]imidazo[2,1-b]thiazol-2-yl)ethanone compound with 1H-benzo[d]imidazole-2(3H)-thione (1:1)

1-(2,6-dinitrophenyl)-3-(triphenyl-5-phosphanylidene)triaz-1-ene

1-(2-methoxybenzoyl)ethylidene(triphenyl)phosphorane

1-(2-methoxybenzoyl)butylidene(triphenyl)phosphorane