Using CCOc1cc(C2(C)CNC(=O)O2)ccc1OC, BrCC1CC1 to produce CCOc1cc(C2(C)CN(CC3CC3)C(=O)O2)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.