3-[2-(2-tert-butoxy-2-oxoethoxy)-5-{[(4-{[(2,6-dimethylphenyl)carbamoyl]amino}phenyl)acetyl]amino}phenyl]propanoic acid

tert-butyl (2-[3-({12-[(tert-butoxycarbonyl)amino]dodecyl}amino)-3-oxopropyl]-4-{[(4-{[(2,6-dimethylphenyl)carbamoyl]amino}phenyl)acetyl]amino}phenoxy)acetate

(2-{3-[(12-aminododecyl)amino]-3-oxopropyl}-4-{[(4-{[(2,6-dimethylphenyl)carbamoyl] amino}phenyl)acetyl]amino}phenoxy)acetic acid trifluoroacetate

tert-butyl [2-(2,2-dimethyl-4,24-dioxo-3,8,11,14,17,20-hexaoxa-5,23-diazahexacosan-26-yl)-4-{[(4-{[(2,6-dimethylphenyl)carbamoyl]amino}phenyl)acetyl]amino}phenoxy]acetate

[2-(21-amino-3-oxo-7,10,13,16,19-pentaoxa-4-azahenicos-1-yl)-4-{[(4-{[(2,6-dimethylphenyl)carbamoyl]amino}phenyl)acetyl]amino}phenoxy]acetic acid trifluoroacetate