5,11,17,23-tetra-tert-butyl-(S,S,S,S)-25,26,27,28-tetrakis<carbonylmethoxy>calix<4>arene

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5,11,17,23-tetra-tert-butyl-(S,S,S,S)-25,26,27,28-tetrakis<carbonylmethoxy>calix<4>arene

5,11,17,23-tetra-tert-butyl-25,26,27,28-tetrakis{[L-2-phenyl-1-(benzyloxycarbonyl)ethylaminocarbonylmethyl]oxy}-p-tert-butylcalix[4]-arene；benzyl (2S)-3-phenyl-2-[[2-[[5,11,17,23-tetratert-butyl-26,27,28-tris[2-oxo-2-[[(2S)-1-oxo-3-phenyl-1-phenylmethoxypropan-2-yl]amino]ethoxy]-25-pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaenyl]oxy]acetyl]amino]propanoate