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": ""}
 sandy shore of lake huron  tK3$  (GATTINGER) SCRIBN. 8(of7       U@#P Tuscola   1928-08-26 K;X~   . poale quanicassee beach @  FLEXILE 0d|      3]:Tu PANICUM   f:hS  MICHIGAN  #| r.r. dreisbach  Panicum flexile R_3    / md* 6198  ~GM5 United States Poaceae 4;;?   1308578 A91 
{"catalogNumber": "1308578", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum flexile", "scientificNameAuthorship": "(Gattinger) Scribn.", "genus": "Panicum", "subgenus": "", "specificEpithet": "flexile", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.R. Dreisbach", "recordNumber": "6198", "verbatimEventDate": "1928-08-26", "habitat": "Sandy shore of Lake Huron", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Tuscola", "municipality": "", "locality": "Quanicassee Beach", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}