Using COc1ccc(OC(CCCN2CC3CNCC(C2)O3)c2ccc(C#N)cc2)cc1OC, CCN=C=O to produce CCNC(=O)N1CC2CN(CCCC(Oc3ccc(OC)c(OC)c3)c3ccc(C#N)cc3)CC(C1)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.