Using Cc1c(N)ccc2c1cnn2C1CCCCO1, O=C1CC2CCC(C1)N2Cc1ccccc1 to produce Cc1c(NC2CC3CCC(C2)N3Cc2ccccc2)ccc2c1cnn2C1CCCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.