Using COC(=O)CN(CCOc1ccc2c(c1)CCC2)S(=O)(=O)c1ccc(Br)cc1Cl to produce O=C(O)CN(CCOc1ccc2c(c1)CCC2)S(=O)(=O)c1ccc(Br)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.