Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
 v.N mark t. strong  9.&wA HOWE   J%E6 1828    :&l UNITED STATES  + fairfax     x FORT BELVOIR PROVING GROUNDS, JUST W OF VA RT 617 (BLACKLICK RD) & I-95 EXIT 167, CA 2 MI S OF SPRINGFIELD, DRAINAGE OF FIELDLARK BRANCH.   POALES $G_&f   f2 carex seorsa  7 V CYPERACEAE  P4~ 4 1999-05-02 SEORSA !O    1386662 L_[k     Virginia   po   x: b CAREX 
{"catalogNumber": "1386662", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex seorsa", "scientificNameAuthorship": "Howe", "genus": "Carex", "subgenus": "", "specificEpithet": "seorsa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mark T. Strong", "recordNumber": "1828", "verbatimEventDate": "1999-05-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "Fairfax", "municipality": "", "locality": "Fort Belvoir Proving Grounds, just W of VA Rt 617 (Blacklick Rd) & I-95 exit 167, ca 2 mi S of Springfield, drainage of Fieldlark Branch.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}