(Z)-5-((1-(naphthalen-1-ylmethyl)piperidin-4-yl)methylene)-4-(prop-2-yn-1-ylamino)thiazol-2(5H)-one

(Z)-4-((4-((2-oxo-4-(prop-2-yn-1-ylamino)thiazol-5(2H)-ylidene)methyl)piperidin-1-yl)methyl)benzonitrile

(Z)-4-((4-((2-oxo-4-(prop-2-yn-1-ylamino)thiazol-5(2H)-ylidene)methyl)piperidin-1-yl)methyl)-1-naphthonitrile

(5Z)-5-{[1-(2-tert-butylbenzyl)piperidin-4-yl]methylidene}-4-(prop-2-yn-1-ylamino)-1,3-thiazol-2(5H)-one

(Z)-5-((1-(2-(2,4-bis(trifluoromethyl)phenyl)acetyl)piperidin-4-yl)methylene)-4-(prop-2-yn-1-ylamino)thiazol-2(5H)-one