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": ""}
   j Q, 4615  n 1506782  @4 151-05-12  k<>  L. India D:` Z    Elaeocarpus s66^.   CACHAR ^O    :|5 assam    Elaeocarpaceae j   Elaeocarpus  B*J%V  Thakur Rup Chand $    on forest floor @^    C OXALIDALES  B,; 1829 laikul !_S 
{"catalogNumber": "1506782", "order": "Oxalidales", "family": "Elaeocarpaceae", "scientificName": "Elaeocarpus", "scientificNameAuthorship": "L.", "genus": "Elaeocarpus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "4615", "verbatimEventDate": "1951-05-12", "habitat": "On forest floor", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Assam", "county": "Cachar", "municipality": "", "locality": "Laikul", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1829", "maximumElevationInMeters": ""}