N-(1,3-benzothiazol-2-yl)-1,3-benzothiazol-2-amine

1,3-diphenylimidazolidine-2,4-dione

N-(2-anilino-2-oxoethyl)benzamide

anilide of Z-2-benzamidocinnamic acid

(4Z)-4-benzylidene-1,2-diphenyl-1,4-dihydro-5H-imidazolin-5-one