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": ""}
   POALES M RxH   _5 united states  P indiana gigantea $ Li     x (michx.) mcclure 1930-08-27  ;  s.n. 6X     $DY8  1406168  Ka^ Poaceae     X MARCUS W. LYON, JR.  G^H/b ARUNDINARIA  _#U!$ macrosperma  POSEY <    
{"catalogNumber": "1406168", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Michx.) McClure", "genus": "Arundinaria", "subgenus": "", "specificEpithet": "gigantea", "verbatimTaxonRank": "", "infraspecificEpithet": "macrosperma", "identifiedBy": "", "recordedBy": "Marcus W. Lyon, Jr.", "recordNumber": "s.n.", "verbatimEventDate": "1930-08-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Indiana", "county": "Posey", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}