1 C53 2-imino-5-(1-pyridin-2-yl-meth-(E)-ylidene)-1,3-thiazolidin-4-one 1.000 2 2PK (5~{E})-2-azanylidene-5-[(4-hydroxyphenyl)methylidene]-1,3-thiazolidin-4-one 0.812 3 2PV (5~{E})-5-[(4-aminophenyl)methylidene]-2-azanylidene-1,3-thiazolidin-4-one 0.812 4 LL2 5-benzyl-1,3-thiazol-2-amine 0.800 5 7R4 (5r)-5-benzyl-2-sulfanylidene-1,3-thiazolidin-4-one 0.750 6 S0F 5-(4-bromobenzyl)-1,3-thiazol-2-amine 0.750