7-O-(Cbz-N-amido-PEG4)- paclitaxel

Amino-PEG4-Val-Cit-PAB-MMAE

TCO-PEG4-acid

Methyltetrazine-amido-PEG7-azide

Tos-PEG9-Tos

m-PEG3-S-PEG1-t-butyl ester

N-Boc-N'-(PEG1-t-butyl ester)-L-Lysine-NHS ester

Acid-PEG4-S-PEG4-acid

Azido-PEG3-Sulfone-PEG4-acid

Ms-PEG10-t-butyl ester，Ms-PEG10-Boc

DBCO-PEG4-Val-Cit-PAB-MMAE

Thalidomide-O-PEG2-NHS ester

Tos-PEG4-Tos，Triethylene glycol bis(p-toluenesulfonate)

N3-PEG-COOH，Azide-PEG-acid，MW：2000

Tos-PEG4-CH2CO2H

Methyltetrazine-PEG12-t-butyl ester

Tos-PEG7-Tos，Bis-Tos-PEG6

Bromo-PEG3-phosphonic acid diethyl ester

Azido-PEG4-alpha-D-mannose

Active-Mono-Sulfone-PEG8-amido-Methyltetrazine