Using CI, Cn1cnc(-c2cc(C#N)ccn2)c1-c1ccc(C2(CO)CC2)cc1 to produce COCC1(c2ccc(-c3c(-c4cc(C#N)ccn4)ncn3C)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.