1 XX5 (S,S)-2-{1-carboxy-2-[3-(3,5-dichloro-benzyl)-3h-imidazol-4-yl]-ethylamino}-4-methyl-pentanoic acid 1.000 2 A1IDX (2~{S})-2-[[(2~{S})-3-[3-[(3-chloranyl-5-fluoranyl-phenyl)methyl]imidazol-4-yl]-1-oxidanyl-1-oxidanylidene-propan-2-yl]amino]-4-methyl-pentanoic acid 0.931