Using O=C1CCc2c(Cl)nc(/C=C/c3ccccc3)nc2N1, CB(O)O to produce Cc1nc(/C=C/c2ccccc2)nc2c1CCC(=O)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.