1,21-DIMETHYL (3S,6S,7S,15S,16S,19S)-3,19-BIS(1,1-DIMETHYLETHYL)-7,15-DIHYDROXY-4,11,18-TRIOXO-6,16-BIS(PHENYLMETHYL)-9,13-BIS((4-(2-PYRIDINYL)PHENYL)METHYL)-2,5,9,10,12,13,17,20-OCTAAZAHENEICOSANEDIOATE
1,21-dimethyl (3s,6s,7s,15s,16s,19s)-3,19-bis(1,1-dimethylethyl)-7,15-dihydroxy-4,11,18-trioxo-6,16-bis(phenylmethyl)-9,13-bis((4-(2-pyridinyl)phenyl)methyl)-2,5,9,10,12,13,17,20-octaazaheneicosanedioate