Using O=Cc1cn(-c2ccccc2)nc1OCc1ccccc1, CCOP(=O)(CP(=O)(OCC)OCC)OCC to produce CCOP(=O)(/C=C/c1cn(-c2ccccc2)nc1OCc1ccccc1)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.