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": ""}
4190 2          BASTROP ?3cr  muehlenbergii     cyperaceae N+! [  1379935 ;C     K | United States  isuo POALES      Eb( CAREX MUEHLENBERGII VAR. MUEHLENBERGII  STANLEY D. JONES & GRETCHEN D. JONES   7)d   Rr9d4 1.2 miles NW on Hwy 290 from its jct with Hwy 21.  5a#g muehlenbergii
{"catalogNumber": "1379935", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii var. muehlenbergii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "", "infraspecificEpithet": "muehlenbergii", "identifiedBy": "", "recordedBy": "Stanley D. Jones & Gretchen D. Jones", "recordNumber": "4190", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Bastrop", "municipality": "", "locality": "1.2 miles NW on Hwy 290 from its jct with Hwy 21.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}