Using Cn1cc(N)cn1, CN(c1ccnc(Cl)n1)C1COC2C(O)COC21 to produce CN(c1ccnc(Nc2cnn(C)c2)n1)C1COC2C(O)COC21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.