1 XC2 (3r)-8-cyclopropyl-6-(morpholin-4-ylmethyl)-7-(1-naphthylmethyl)-5-oxo-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 0.794 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 0.771