Using NC(=O)c1cccc(OCCCCCC[P+](c2ccccc2)(c2ccccc2)c2ccccc2)c1, O=Cc1ccsc1 to produce NC(=O)c1cccc(OCCCCC/C=C\c2ccsc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.