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": ""}
   5 a 1991-05-07  DM united states       TeYL3 1384765  trs: t13s r2w sec 4 sw1/4 ne1/4 (   x&?[ Atwood Ridge Research Natural rea, Joinesboro 7.5 minute topographic map.   *>m] CAREX RETROFLEXA          .) CAREX   
{"catalogNumber": "1384765", "order": "", "family": "", "scientificName": "Carex retroflexa", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1991-05-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Atwood Ridge Research Natural Area, Jonesboro 7.5 minute topographic map.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T13S R2W sec 4 SW1/4 NE1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}