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": ""}
 Z.+ gracillima      y najas gracillima  1432746 h7mo   HYDROCHARITACEAE e[0R      <qR, 1.0 MILES E OF CALVANDER OFF H0MESTEAD ROAD; HOGAN FARMS     .SBt United States NORTH CAROLINA C  (a. braun ex engelm.) magnus  Zt~Y     rvgm ORANGE  QH,) Najas  alismatales .BB  
{"catalogNumber": "1432746", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas gracillima", "scientificNameAuthorship": "(A. Braun ex Engelm.) Magnus", "genus": "Najas", "subgenus": "", "specificEpithet": "gracillima", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Orange", "municipality": "", "locality": "1.0 miles E of Calvander off Homestead road; Hogan Farms", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}