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organic compounds
The title compound, C31H28N4O4, is the product of the condensation of γ-methyl (S)-Nα-triphenylmethylglutamate with 1-hydroxybenzotriazole in the presence of N,N'-dicyclohexylcarbodiimide. The crystal structure determination unambiguously shows that the acyl moiety is attached to the N3 atom of the benzotriazole ring.