Using CCCCC[C@H]1CC[C@H](C=O)CC1, COC[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce CCCCC[C@H]1CC[C@H](CC=O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.