Using CC1(C)OB(/C=C/CCO)OC1(C)C, Nc1nc(Nc2ccc(Oc3ccnc(Cl)c3)cc2)cc(-c2ccccc2)n1 to produce Nc1nc(Nc2ccc(Oc3ccnc(/C=C/CCO)c3)cc2)cc(-c2ccccc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.