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": ""}
   1933-04 @    ml rubus   ltgr ellipticus    ] Kangra  :EUwb 610    vdc@e sm.  ?l> Bhadwar, Punjab INDIA ok  ROSACEAE &w   1502530 2R  Himachal Pradesh Pp   trubus ellipticus O<#gg   #z walter n. koelz    V ROSALES 4147 y  
{"catalogNumber": "1502530", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus ellipticus", "scientificNameAuthorship": "Sm.", "genus": "Rubus", "subgenus": "", "specificEpithet": "ellipticus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "4147", "verbatimEventDate": "1933-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Himachal Pradesh", "county": "Kangra", "municipality": "", "locality": "Bhadwar, Punjab", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "610", "maximumElevationInMeters": ""}