Bis(2,5-dioxopyrrolidin-1-yl) 2,2'-((oxybis(ethane-2,1-diyl))bis(oxy))diacetate 1g

Bis(2,5-dioxopyrrolidin-1-yl) 2,2'-((oxybis(ethane-2,1-diyl))bis(oxy))diacetate 1g