1 WE0 (3~{S})-3-[[(3~{S})-2-[(2~{S})-3-methyl-2-(naphthalen-2-ylcarbonylamino)butanoyl]-4-oxidanyl-2-azabicyclo[2.2.2]octan-3-yl]carbonylamino]-4-oxidanyl-butanoic acid 1.000 2 MNO (3s)-N-methanesulfonyl-3-({1-[N-(2-naphtoyl)-L-valyl]-L-prolyl}amino)-4-oxobutanamide 0.727