Using CCOC(=O)CP(=O)(OCC)OCC, O=Cc1sccc1-c1cc(-c2ccccn2)cn(-c2ccccc2)c1=O to produce CCOC(=O)C=Cc1sccc1-c1cc(-c2ccccn2)cn(-c2ccccc2)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.