Using COC(OC)OC, CC(C)Oc1ccc(-c2noc(-c3ccc(C=O)cc3)n2)cc1Br to produce COC(OC)c1ccc(-c2nc(-c3ccc(OC(C)C)c(Br)c3)no2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.