Using Nc1ncnn2c(C3CN4CCNCC4CO3)cc(-c3ccc4cn(Cc5ccccc5)nc4c3)c12, O=C(O)CO to produce Nc1ncnn2c(C3CN4CCN(C(=O)CO)CC4CO3)cc(-c3ccc4cn(Cc5ccccc5)nc4c3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.