<(β-benzylthio)-β,β-pentamethylenepropionyl>-D-Tyr(Et)-Phe-Val-Asn-Cys(Bzl)-Pro-NH(CH2)2NH-Boc-D-Lys(Z)

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<(β-benzylthio)-β,β-pentamethylenepropionyl>-D-Tyr(Et)-Phe-Val-Asn-Cys(Bzl)-Pro-NH(CH2)2NH-Boc-D-Lys(Z)

[(β-benzylthio)-β,β-pentamethylenepropionyl]-D-Tyr(Et)-Phe-Val-Asn-Cys(Bzl)-Pro-NH(CH2)2NH-Boc-D-Lys(Z)；benzyl N-[(5R)-6-[2-[[(2S)-1-[(2R)-2-[[(2S)-4-amino-2-[[(2S)-2-[[(2S)-2-[[(2R)-2-[[2-(1-benzylsulfanylcyclohexyl)acetyl]amino]-3-(4-ethoxyphenyl)propanoyl]amino]-3-phenylpropanoyl]amino]-3-methylbutanoyl]amino]-4-oxobutanoyl]amino]-3-benzylsulfanylpropanoyl]pyrrolidine-2-carbonyl]amino]ethylamino]-5-[(2-methylpropan-2-yl)oxycarbonylamino]-6-oxohexyl]carbamate