1 54B 1-ethyl-3-[5-[2-[(1s,5r)-3-methyl-3,8-diazabicyclo[3.2.1]octan-8-yl]-5-(2-oxidanylidene-3h-1,3,4-oxadiazol-5-yl)pyridin-3-yl]-4-[4-(trifluoromethyl)-1,3-thiazol-2-yl]pyridin-2-yl]urea 1.000 2 1YP 1-ethyl-3-{5'-(5-oxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)-4-[4-(trifluoromethyl)-1,3-thiazol-2-yl]-3,3'-bipyridin-6-yl}urea 0.786