Using Brc1cccc(C2OCCO2)c1, O=C1Nc2ccccc2C1=O to produce O=C1C(=O)N(c2cccc(C3OCCO3)c2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.