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": ""}
  xr<h carex   W David Castaner   Cyperaceae 6E[!    N UN|TED STATES  1983-06-03 #1 |   At jct Gravel & railroad. q ofx      L. H. BAILEY i<  POALES ~.WVI  13X72073 ?A    NYI u 7582  V-`rH trs: t52n r12w sec 33 nw  audrain   )W   fx6J GRAVIDA CAREX GRAVIDA J?#n   
{"catalogNumber": "1372073", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex gravida", "scientificNameAuthorship": "L. H. Bailey", "genus": "Carex", "subgenus": "", "specificEpithet": "gravida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David Castaner", "recordNumber": "7582", "verbatimEventDate": "1983-06-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Audrain", "municipality": "", "locality": "At jct Gravel & railroad.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T52N R12W sec 33 NW", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}