Using C=C(C)Cc1c(C)c2c(c(C)c1O)CC(C)(C)N2C=O, O=I(=O)Cl to produce Cc1c2c(c(C)c3c1OC(C)(CI)C3)N(C=O)C(C)(C)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.