Using CC(=O)C(C)Oc1ccc(I)cc1C[P+](c1ccccc1)(c1ccccc1)c1ccccc1, CCOCC to produce CC1=Cc2cc(I)ccc2OC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.