Using COc1ncccc1CN1CCC(C=O)CC1, Cc1ccccc1C[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce COc1ncccc1CN1CCC(/C=C/c2ccccc2C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.