Using CCNC(=O)c1c([Si](C)(C)C)ccc(I)c1Cl, OB(O)c1ccccc1 to produce CCNC(=O)c1c([Si](C)(C)C)ccc(-c2ccccc2)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.