Using COC(=O)C[C@H](Cc1cc(Br)c2[nH]ncc2c1CCl)C(=O)OC, NCC1CC1 to produce COC(=O)C[C@@H]1Cc2cc(Br)c3[nH]ncc3c2CN(CC2CC2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.