Using COC[C@@H](C)Oc1cc(NC(=O)Oc2ccccc2)ncc1C#N, COC(OC)c1nc2c(cc1C=O)CCCN2 to produce COC[C@@H](C)Oc1cc(NC(=O)N2CCCc3cc(C=O)c(C(OC)OC)nc32)ncc1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.