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": ""}
  7221 Rb    ) EAST KHASI HILLS SOLIDAGO VIRGAUREA -;4C]   Bigel. q9O~w   1539462 Y   Thakur Rup Chand z7    W 1829 virgaurea ^M4   Ssg w Grassland ASTERALES [_s>    fq Mawphlang INDIA +h(@   ASTERACEAE `W3so    1953-09-14 p  SOLIDAGO 9t   Du Meghalaya  
{"catalogNumber": "1539462", "order": "Asterales", "family": "Asteraceae", "scientificName": "Solidago virgaurea", "scientificNameAuthorship": "Bigel.", "genus": "Solidago", "subgenus": "", "specificEpithet": "virgaurea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "7221", "verbatimEventDate": "1953-09-14", "habitat": "Grassland", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Mawphlang", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1829", "maximumElevationInMeters": ""}