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": ""}
  1990-05-20      texas 44 K   w hunt Car4ex +         6hh9 on e side 0f county road, ca 1.3 mi n of int us 380 at floyd, ca 1.5 mi e of int fr 36, ca 8 mi w of greenvile, paul mathews prairie, greenville nw 7.5' quad.  _ -96.240556     Poales |9D  CYPERACEAE <   33Â° 09' 55" N 96Â° 14' 26" W C`       
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1990-05-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Texas", "county": "Hunt", "municipality": "", "locality": "On E side of county road, ca 1.3 mi N of int US 380 at Floyd, ca 1.5 mi E of int FR 36, ca 8 mi W of Greenvile, Paul Mathews Prairie, Greenville NW 7.5' Quad.", "decimalLatitude": "", "decimalLongitude": "-96.240556", "verbatimCoordinates": "33\u00c2\u00b0 09' 55\" N 96\u00c2\u00b0 14' 26\" W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}