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": ""}
  u` thwaites      610 h,gks     ieO gentianales  | -5Q laikul   h Field Knoxia corymbosa O  Walter N. Koelz q /-   1951-05-14 h`    1536273 L O     b rubiaceae CORYMBOSA .   knoxia R     india Sh 
{"catalogNumber": "1536273", "order": "Gentianales", "family": "Rubiaceae", "scientificName": "Knoxia corymbosa", "scientificNameAuthorship": "Thwaites", "genus": "Knoxia", "subgenus": "", "specificEpithet": "corymbosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "1951-05-14", "habitat": "Field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "", "municipality": "", "locality": "Laikul", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "610", "maximumElevationInMeters": ""}