Z-S-Bzl-L-Cys-L-Tyr-L-Ile-L-Gln-L-Asn-S-Bzl-L-Cys-L-Pro-L-Leu-Gly-NH2

N-Cbz-S-Bzl-Cys-L-Tyr-L-Ile-L-Gln-L-Asn-S-Bzl-L-Cys-L-Pro-L-Leu-Gly-NH2

S-benzyl-N-(benzyloxycarbonyl)-L-cysteinyl-L-tyrosyl-L-isoleucyl-L-glutaminyl-L-asparaginyl-S-benzyl-L-cysteinyl-L-prolyl-L-leucylglycinamide