Using O=c1c2ccccc2nc(-c2ccc(Cl)nc2)n1-c1ccc(Cl)cc1, CB1OB(C)OB(C)O1 to produce Cc1ccc(-c2nc3ccccc3c(=O)n2-c2ccc(Cl)cc2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.