Using O=Cc1cc(O)ccc1Br, CCOC(=O)c1nc(Cl)ccc1Br to produce CCOC(=O)c1nc(Oc2ccc(Br)c(C=O)c2)ccc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.