Using CCCn1c(COCC)nc2c(N)nc3ccc(OCCN)cc3c21, CS(=O)(=O)OS(C)(=O)=O to produce CCCn1c(COCC)nc2c(N)nc3ccc(OCCNS(C)(=O)=O)cc3c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.