Using CCOC(=O)CCCCCOc1c(C=O)oc(COC(=O)C(C)(C)C)cc1=O, CCCCCC(=O)CP(=O)(OC)OC to produce CCCCCC(=O)/C=C/c1oc(COC(=O)C(C)(C)C)cc(=O)c1OCCCCCC(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.