Using CCOC(=O)CP(=O)(OCC)OCC, O=C[C@H]1CCC[C@H](n2c(=O)[nH]c3cnc4[nH]ccc4c32)C1 to produce O=C(O)/C=C/[C@H]1CCC[C@H](n2c(=O)[nH]c3cnc4[nH]ccc4c32)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.