Using COCCCn1c(C2CCCN(C(=O)OC(C)(C)C)C2)nc2ccc(OC)nc21 to produce COCCCn1c(C2CCCNC2)nc2ccc(OC)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.