Using CC(C)(C)OC(=O)N1CCC(CBr)CC1, O=C1NCCc2cc(Cl)ccc21 to produce CC(C)(C)OC(=O)N1CCC(CN2CCc3cc(Cl)ccc3C2=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.