Using C[O-], C=CS(=O)(=O)N1CCN(c2ccc(Nc3nccc(-c4cnc(C)n4C(C)C)n3)cc2)CC1 to produce COCCS(=O)(=O)N1CCN(c2ccc(Nc3nccc(-c4cnc(C)n4C(C)C)n3)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.