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": ""}
   pHr growing in nearly pure stand, 20m wide.  :eyy  poales  anton a. eznicek O   Kb (WILLD.) SCHULT.    2 1970-09-13 Allegan E ,4       $ cyperaceae    W united states  biYl> Michigan  P6I/ Eleocharis Gary J. Pierce Bx5~  ELEOCHARIS OBTUSA *    u_ -86.030814  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "(Willd.) Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Gary J. Pierce", "recordNumber": "", "verbatimEventDate": "1970-09-13", "habitat": "", "occurrenceRemarks": "Growing in nearly pure stand, 20m wide.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Allegan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.030814", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}