Using COc1ccc(CN(CC23CC4CC(CC(C4)C2)C3)C(=O)c2cc(I)ccc2Cl)cc1, ClC[C@H]1CO1 to produce COc1ccc(CN(CC23CC4CC(CC(C4)C2)C3)C(=O)c2cc(C[C@H](O)CCl)ccc2Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.