methyl 2-((9R,12R,15S)-9-benzyl-6-(hydroxy(phenyl)methyl)-12-isobutyl-2,2,14,16-tetramethyl-4,7,10,13-tetraoxo-3-oxa-5,8,11,14-tetraazaheptadecan-15-yl)oxazole-4-carboxylate

2-((9R,12R,15S)-9-benzyl-6-(hydroxy(phenyl)methyl)-12-isobutyl-2,2,14,16-tetramethyl-4,7,10,13-tetraoxo-3-oxa-5,8,11,14-tetraazaheptadecan-15-yl)oxazole-4-carboxylic acid

2-((1S)-1-((2R)-2-((2R)-2-(2-amino-3-hydroxy-3-phenylpropanamido)-3-phenylpropanamido)-N,4-dimethylpentanamido)-2-methylpropyl)oxazole-4-carboxylic acid

(4R,7R,10R,13S,Z)-7-benzyl-4-((R)-hydroxy(phenyl)methyl)-10-isobutyl-13-isopropyl-12-methyl-3,6,9,12-tetraaza-1(2,4)-oxazolacyclotridecaphane-2,5,8,11-tetraone

(4R,7R,10R,13S,Z)-7-benzyl-4-((R)-(benzyloxy)(phenyl)methyl)-10-isobutyl-13-isopropyl-12-methyl-3,6,9,12-tetraaza-1(2,4)-oxazolacyclotridecaphane-2,5,8,11-tetraone