Using CCc1cnc(NCCc2ccc(O)cc2)nc1, CCOC(=O)C(C)Br to produce CCOC(=O)C(C)Oc1ccc(CCNc2ncc(CC)cn2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.