Using Cc1cc(N2N=C3c4ccc(C(=O)O)cc4CCC3C2C2CCCC2)ccc1C#N to produce Cc1cc(N2N=C3c4ccc(C(=O)O)cc4CC[C@@H]3[C@@H]2C2CCCC2)ccc1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.