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[Modification of amino acids and peptides. 8. Modification of amino acids and peptides with a 2-((alpha-amino)-p-nitrobenzylidene)-1,3-indandione residue]
[Modification of amino acids and peptides. 8. Modification of amino acids and peptides with a 2-((alpha-amino)-p-nitrobenzylidene)-1,3-indandione residue]