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": ""}
 J Poaceae  >  L.  L &V UNITED STATES  "determination checked by a. s. hitchcock." [u@mbs sheet of this no. is dated august 22, 1920, =and says: "low place in jack pine plains, so. of burt lak)e"] #,    Panicum virgatum ][         MICHIGAN 8  1259949 1 !w    u -u PANICUM    1920-08-21 gh8  CHEBOYGAN CI     poales   <tGI 1276 VIRGATUM ~ 
{"catalogNumber": "1259949", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum virgatum", "scientificNameAuthorship": "L.", "genus": "Panicum", "subgenus": "", "specificEpithet": "virgatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1276", "verbatimEventDate": "1920-08-21", "habitat": "", "occurrenceRemarks": "\"Determination checked by A. S. Hitchcock.\" [UMBS sheet of this no. is dated August 22, 1920, and says: \"Low place in Jack Pine Plains, So. Of Burt Lake\"]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}