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": ""}
 _ 1486214 (willd.) a.camus & r   [  BOTHRIOCHLOA PERTUSA    ~C muhammadganj, bihar province  ]m Field  bFy POALES india V-    Az-6 Palamu    POACEAE 6;+     BE BOTHRIOCHLOA  ~nz jharkhand WALTER N. KOELZ  g    1947-09-02 0+  18737 c+k     [ pertusa   
{"catalogNumber": "1486214", "order": "Poales", "family": "Poaceae", "scientificName": "Bothriochloa pertusa", "scientificNameAuthorship": "(Willd.) A.Camus", "genus": "Bothriochloa", "subgenus": "", "specificEpithet": "pertusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18737", "verbatimEventDate": "1947-09-02", "habitat": "Field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Jharkhand", "county": "Palamu", "municipality": "", "locality": "Muhammadganj, Bihar Province", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}