马来酰亚胺-十三聚乙二醇-叔丁氧羰基

Amino-PEG5-acid

4-(AMINOMETHYL)-N-[2-(2-METHOXYETHOXY)ETHYL]BENZAMIDE

甲基-十聚乙二醇-氨基

3-(3-AMINOPROPOXY)PROPAN-1-OL

N-Methyl-n-(t-boc)-peg4-acid

溴代-七聚乙二醇-溴代

3-(2-(2-(2-(2-(4-(6-methyl-1,2,4,5-tetrazin-3-yl)phenoxy)eth

甘胆酸-PEG6-巯基吡啶

DBCO-C6-acid