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": ""}
1502431 ]2vF  1832   1   buch.-ham. ex d.don g::    6@5Z ROSALES   ?Hx roadside       Walter N. Koelz YJN>o    RC 1931-04-14     INDIA y     D= pyrus  [ himachal pradesh maggar, kulu W$W&b  
{"catalogNumber": "1502431", "order": "Rosales", "family": "", "scientificName": "", "scientificNameAuthorship": "Buch.-Ham. ex D.Don", "genus": "Pyrus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "1832", "verbatimEventDate": "1931-04-14", "habitat": "Roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Himachal Pradesh", "county": "", "municipality": "", "locality": "Naggar, Kulu", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}