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": ""}
 .un7 Carex tuberculata  L>5f tuberculata  5 mexico      boales KC9S    ?z0 Nees ex Boott   A. Sharp & C. Gilly eC     la venta; cuajimalpa; desierto de los leones h;    4RLw cyperaceae   2987 =    1944-07-09 % m B  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex tuberculata", "scientificNameAuthorship": "Nees ex Boott", "genus": "", "subgenus": "", "specificEpithet": "tuberculata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. Sharp & C. Gilly", "recordNumber": "", "verbatimEventDate": "1944-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "La Venta; Cuajimalpa; Desierto de los Leones", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2987", "maximumElevationInMeters": ""}