1 ZBT 2-[(1s)-1-methylpropyl]-4,5-dihydro-1,3-thiazole 1.000 2 TZL 2-(sec-butyl)thiazole 1.000 3 XBT 2-[(1r)-1-methylpropyl]-4,5-dihydro-1,3-thiazole 1.000 4 R9M 3-(1,3-thiazol-2-yl)propanoic acid 0.727