N-(3-amino-4-methyl-1,3-thiazol-2-ylidene)propanamide

(3-amino-4-methyl-1,3-thiazol-2-ylidene)methoxymethylurea

N-(2-benzoylimino-4-methyl-1,3-thiazol-3-yl)benzamide

N-[3-(diacetylamino)-4-methyl-1,3-thiazol-2-ylidene]acetamide