ammonium thiocyanate
para-acetamidobenzaldehyde
thiosemicarbazide
(E)-2-(4-aminobenzylidene)hydrazinecarbothioamide
acetic anhydride
5-(4-acetylamino-benzylidene)-thiazolidine-2,4-dion-2-(4-acetylamino-benzylidenehydrazone)
5,5'-salicylidene-bis-thiazolidine-2,4-dione-2,2'-bis-(4-acetylamino-benzylidenehydrazone)
acetic acid-{[4-(4-oxo-thiazolidin-2-ylidenehydrazono)-methyl]-anilide}
bis-(4-acetylamino-benzylidene)-hydrazine
thiourea