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": ""}
 [ rosaceae    1502239      <gm Willd. ex Ldeb. HIMACHAL PRADESH $I    7)E_ 4572   R! E walter n. koelz   POTENTILLA MULTIFIDA W5  Lahaul and Spiti    1933-08-29 o: G  rosale EIJ   .Z Drokpo Gongma, Lahul, Kangra, Punjab   potentilla qB     % india MULTIFIDA 5+a    6891 B-6 
{"catalogNumber": "1502239", "order": "Rosales", "family": "Rosaceae", "scientificName": "Potentilla multifida", "scientificNameAuthorship": "Willd. ex Ledeb.", "genus": "Potentilla", "subgenus": "", "specificEpithet": "multifida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "6891", "verbatimEventDate": "1933-08-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Himachal Pradesh", "county": "Lahaul and Spiti", "municipality": "", "locality": "Drokpo Gongma, Lahul, Kangra, Punjab", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "4572", "maximumElevationInMeters": ""}