Using COC(=O)C1CC(=O)CN1C(=O)OC(C)(C)C, C[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce C=C1CC(C(=O)OC)N(C(=O)OC(C)(C)C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.