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": ""}
 EDWARD G. VOSS P       MICHIGAN lk     (SCRIBN.) FRECKMANN K    6d-  COLUMBIANUM     1239710 #  POALES (5r   c!w? NEAR RR TRACKS 300 FT. N. OF THECOUNTY COURTHOUSE BLDG. IN TOWN OF GRAYLING. GRAYLING TWP. T26N, R3W, SEC.7, SE1/4   3wY)M 1991-06-12   V[Q crawford   E UNITED STATES  Dichanthelium PmgI 
{"catalogNumber": "1239710", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Scribn.) Freckmann", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "columbianum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1991-06-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Crawford", "municipality": "", "locality": "near RR tracks 300 ft. N. of the County Courthouse Bldg. in town of Grayling. Grayling Twp. T26N, R3W, Sec.7, SE1/4", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}