Using COC(=O)CN(Cc1c(C(=O)OC)cc(Br)c(=O)n1C)S(=O)(=O)c1ccc(C)cc1 to produce COC(=O)c1ncc2c(cc(Br)c(=O)n2C)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.