Using CCCc1nc2c(N)nc3cc(OC(C)=O)ccc3c2s1, Cc1noc(C)c1CCl to produce CCCc1nc2c(N)nc3cc(OCc4c(C)noc4C)ccc3c2s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.