Using COC1CCC2(CCc3ccc(Br)cc3C2=O)CC1, CC(C)(C)S(N)=O to produce COC1CCC2(CCc3ccc(Br)cc3C2=NS(=O)C(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.