Using O=C(c1cc2ccc(Cl)cc2[nH]1)N1CCOCC1, COc1ccc(Br)cc1OC to produce COc1ccc(-n2c(C(=O)N3CCOCC3)cc3ccc(Cl)cc32)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.