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": ""}
KAMRUP m  (l.) a.juss. S    B; RETUSA  6 PHYLLANTHACEAE   194-11-14 o.?=   ,![n5 BRIDELIA   1505587 ehZ    MALPIGHIALES /h]bB     Bridelia retusa @[k     t) india  .s=Q  Palasbari   THAKUR RUP CHAND 8*` !   
{"catalogNumber": "1505587", "order": "Malpighiales", "family": "Phyllanthaceae", "scientificName": "Bridelia retusa", "scientificNameAuthorship": "(L.) A.Juss.", "genus": "Bridelia", "subgenus": "", "specificEpithet": "retusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "", "verbatimEventDate": "1949-11-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "Kamrup", "municipality": "", "locality": "Palasbari", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}