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": ""}
 >642r SANDERS poaceae u.|a    muhlenbergia asperifolia |q        #j poales      (nees & meyen ex trin.) parodi  United States G~   leroy h. harvey CL   ,;l  montana  H 7E* MUHLENBERGIA  c9k a 1417504 contact um herbarium WH2     _/.2r 6375 ASPERIFOLIA ;T  1955-08-02 j( 
{"catalogNumber": "1417504", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia asperifolia", "scientificNameAuthorship": "(Nees & Meyen ex Trin.) Parodi", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "asperifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "LeRoy H. Harvey", "recordNumber": "6375", "verbatimEventDate": "1955-08-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "Sanders", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}