Using CCCC(OCC)(OCC)OCC, CS(=O)(=O)CCOCCNc1c(N)cnc2ccccc12 to produce CCCc1nc2cnc3ccccc3c2n1CCOCCS(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.