Using CCOC(=O)C(C)P(=O)(OCC)OCC, O=Cc1nc(NCc2ccc3c(c2)OCO3)c2cc(Cl)ccc2n1 to produce CCOC(=O)/C(C)=C/c1nc(NCc2ccc3c(c2)OCO3)c2cc(Cl)ccc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.