Using CNC(=O)c1c(C(=O)O)oc2cc(N(C)S(C)(=O)=O)c(Br)cc12, CNOC to produce CNC(=O)c1c(C(=O)N(C)OC)oc2cc(N(C)S(C)(=O)=O)c(Br)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.