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": ""}
  )fS? S.N.   % UNITED STATES   Tqb?1 kent  1898-08-20 Iz7X   b< poaceae   $A MICHIGAN  4pbE (GATTINGER) SCRIBN.  .i5 Y PANICUM FLEXILE      eqa 1308581  near grand rapids ANm   & Gu "abundant." panicum kjA   edward g. voss ]Yw  flexile 5B3Y   
{"catalogNumber": "1308581", "order": "", "family": "Poaceae", "scientificName": "Panicum flexile", "scientificNameAuthorship": "(Gattinger) Scribn.", "genus": "Panicum", "subgenus": "", "specificEpithet": "flexile", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1898-08-20", "habitat": "", "occurrenceRemarks": "\"abundant.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "Near Grand Rapids", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}