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": ""}
1308430 ;    J0 Calamovilfa    SI8 LONGIFOLIA   nB  scribn. & merr. CALVIN H. KAUFFMAN UMKE  NVAR. a 4  Poaceae $9m;   poales g P4  1910-08-13 .Z !    magna 76^F  united staes !     OTTAWA   vHd   !b Sand dunes   Ig  Calamovilfa |ongifolia var. magna   @$ He -86.19977  )zRda michigan  ]x, 42.89947  #  port sheldon
{"catalogNumber": "1308430", "order": "Poales", "family": "Poaceae", "scientificName": "Calamovilfa longifolia var. magna", "scientificNameAuthorship": "Scribn. & Merr.", "genus": "Calamovilfa", "subgenus": "", "specificEpithet": "longifolia", "verbatimTaxonRank": "var.", "infraspecificEpithet": "magna", "identifiedBy": "", "recordedBy": "Calvin H. Kauffman", "recordNumber": "", "verbatimEventDate": "1910-08-13", "habitat": "Sand dunes", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ottawa", "municipality": "", "locality": "Port Sheldon", "decimalLatitude": "42.89947", "decimalLongitude": "-86.19977", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}