Using CC(=O)OC[C@H]1O[C@@H](n2c(N)nc3ccccc32)[C@H](OC(C)=O)[C@@H]1OC(C)=O, CCOc1ccc(C=O)cc1OCCCCl to produce CCOc1ccc(CNc2nc3ccccc3n2[C@@H]2O[C@H](COC(C)=O)[C@@H](OC(C)=O)[C@H]2OC(C)=O)cc1OCCCCl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.