Hydroxy-PEG5-Boc 259IB 1508Y maleate InChi: InChI=1S/C60H77ClN12O9S/c1-39-16-14-23-45(61)52(39)68-57(77)47-37-64-60(83-47)67-48-36-49(66-41(3)65-48)71-27-29-72(30-28-71)50(74)38-82-35-34-81-33-32-80-31-25-63-58(78)54(51(42-17-8-5-9-18-42)43-19-10-6-11-20-43)70-56(76)46-24-15-26-73(46)59(79)53(44-21-12-7-13-22-44)69-55(75)40(2)62-4/h5-6
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