E glycolyl (PEG) carboxylic acid, t-butyl-PEG4-amine was used in location
E glycolyl (PEG) carboxylic acid, t-butyl-PEG4-amine was used in spot of mono BOCalkyldiamine, followed by deprotection with trifluoroacetic acid at room temperature. As described above, other NSAIDs, COXIBs, or proper…