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Methoxy poly(ethylene glycol)-b-poly(D,L-lactide), 4k-2.2k
Methoxy poly(ethylene glycol)-b-poly(D,L-lactide), 5k-5k
Methoxy poly(ethylene glycol)-b-poly(D,L-lactide), 5k-10k
Methoxy poly(ethylene glycol)-b-poly(D,L-lactide), 2k-5k