1,4-bis(4-bromophenyl)-3,6-diphenyl-1,2,4,5-tetrazine

N'-(3-nitroanilino)-N-phenyliminobenzenecarboximidamide

N'-anilino-N-(4-iodophenyl)iminobenzenecarboximidamide

N'-anilino-N-oxobenzenecarboximidamide

benzilosazone