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": ""}
  qJ$^E qPoaceae    1239175 %  Muhlenbergia Q    B8xd 1960-09-09   -87.77111 N      &RE shady, sandy alluvium.   poales  JP c      united states v 2     S Muhlenbergia mexica~na  = A.G. ETTER
{"catalogNumber": "1239175", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia mexicana", "scientificNameAuthorship": "", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.G. Etter", "recordNumber": "", "verbatimEventDate": "1960-09-09", "habitat": "shady, sandy alluvium.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-87.77111", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}