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": ""}
  1921-09-25 4D  UNITED STATES  5~ @     wA% r Poaceae Poales Lq  1843 uQ@   clay hillside, $,Z~    W andropogon  42.280554 6jzD   vitman /(:lD   michigan n   >=e|  John H. Ehlers  6 -83.721919   tT andropogon gerardii Arboretvm, Ann Arbor,   ?X   gerardii /    1309161 w*j 
{"catalogNumber": "1309161", "order": "Poales", "family": "Poaceae", "scientificName": "Andropogon gerardii", "scientificNameAuthorship": "Vitman", "genus": "Andropogon", "subgenus": "", "specificEpithet": "gerardii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1843", "verbatimEventDate": "1921-09-25", "habitat": "Clay hillside,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Arboretum, Ann Arbor,", "decimalLatitude": "42.280554", "decimalLongitude": "-83.721919", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}