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": ""}
  MUHLENBERGIA REPENS vu  muhlenbergia LT+L        5hv repens   Xwy, 1932-11-12    texas qp6  POALES WMwGS     w5`G (j. presl) a.s. hitchc.     poac?eae J CYP    hAUh 831 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia repens", "scientificNameAuthorship": "(J. Presl) A.S. Hitchc.", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "repens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "831", "verbatimEventDate": "1932-11-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}