Using CCOC(=O)C(C)Oc1ccc(O)cc1, Clc1nnc2cc(Br)ccc2n1 to produce CCOC(=O)C(C)Oc1ccc(Oc2nnc3cc(Br)ccc3n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.