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": ""}
Poaceae 4 )-      <5 644      &Gb 1938-07-03  lmZU4 (MICHX.) TREL.     u United States   m |eroy h. harvey        roadside ditch,  &gj 139425 ARISTOSUM K3Yr   POALES 8Sc:1  BACHYELYTRUM ARISTOSUM o  
{"catalogNumber": "1309425", "order": "Poales", "family": "Poaceae", "scientificName": "Brachyelytrum aristosum", "scientificNameAuthorship": "(Michx.) Trel.", "genus": "", "subgenus": "", "specificEpithet": "aristosum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "LeRoy H. Harvey", "recordNumber": "644", "verbatimEventDate": "1938-07-03", "habitat": "roadside ditch,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}