Using O=C([O-])O, CN(C)/C=N/c1nc(OCOC(=O)C2CCCC2)ncc1F to produce O=CNc1nc(OCOC(=O)C2CCCC2)ncc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.