英文同义词: | N-methyl-N-(t-Boc)-PEG4-COOH;N-methyl-N-(t-Boc)-PEG4-acid;N-methyl-N-( Boc)-PEG4-acid;5,8,11,14-Tetraoxa-2-azaheptadecanedioic acid, 2-methyl-, 1-(1,1-dimethylethyl) ester;Boc-MeN-PEG4-CH2CH2COOH;N-methyl-N-(t-Boc)-PEG-COOH;Boc-MeN-PEG4-CH2CH2COOH/5,8,11,14-Tetraoxa-2-azaheptadecanedioic acid, 2-methyl-, 1-(1,1-dimethylethyl) ester;2,2,5-Trimethyl-4-oxo-3,8,11,14,17-pentaoxa-5-azaicosan-20-oic acid |