[1-(4-nitrophenyl)ethylideneamino]thiourea

[(E)-(4-propoxyphenyl)methylideneamino]thiourea

[(E)-[(1Z)-1-(carbamothioylhydrazinylidene)-3,4-dihydroxybutan-2-ylidene]amino]thiourea

[(2,5-二氯噻吩-3-基)亚甲基氨基]硫脲

[1-(4-oxocyclohexa-2,5-dien-1-ylidene)ethylamino]thiourea