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": ""}
 Off 17309              30â° 38' 58" n 93â° 11' 54" w; trs: t5s r8w sec 9 nwq, nwq  United States b(3      rhynchospora gracilenta ClLe       GRACILENTA  2c^  -93.198333 J   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Rhynchospora gracilenta", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "gracilenta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "17309", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-93.198333", "verbatimCoordinates": "30\u00c2\u00b0 38' 58\" N 93\u00c2\u00b0 11' 54\" W; TRS: T5S R8W sec 9 NWQ, NWQ", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}