Using C[O-], C=CS(=O)(=O)N1CCC(c2c[nH]c3c(C(N)=O)cc(Br)cc23)CC1 to produce COCCS(=O)(=O)N1CCC(c2c[nH]c3c(C(N)=O)cc(Br)cc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.