Using COc1ccc(C(=O)CN2C(=O)c3ccccc3C2=O)cc1, OCCO to produce COc1ccc(C2(CN3C(=O)c4ccccc4C3=O)OCCO2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.