1 EC2 (2r,3r)-8-cyclopropyl-7-(naphthalen-1-ylmethyl)-5-oxo-2-phenyl-2,3-dihydro-5h-[1,3]thiazolo[3,2-a]pyridine-3-carboxylic acid 1.000 2 42O (3~{R})-8-cyclopropyl-7-(naphthalen-1-ylmethyl)-5-oxidanylidene-2,3-dihydro-[1,3]thiazolo[3,2-a]pyridine-3-carboxylic acid 0.818 3 BY8 (3~{R})-8-cyclopropyl-7-[(4-methylnaphthalen-1-yl)methyl]-5-oxidanylidene-2,3-dihydro-[1,3]thiazolo[3,2-a]pyridine-3-carboxylic acid 0.794 4 K29 (3~{R})-8-cyclopropyl-5-oxidanylidene-7-(quinolin-3-ylmethyl)-2,3-dihydro-[1,3]thiazolo[3,2-a]pyridine-3-carboxylic acid 0.714