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": ""}
 PRO7IUM SERRATUM &>   WALTER N. KOELZ Q   p&Qw9 Meghalaya serratum w^  INDIA 9    (Wall. ex Colbr.) Engl. ! ^   22867  Uv   n;DX burnihat, khasi hills  !e  BURSERACEAE sapindales Z;          hv 1504972      1949-06-04  Protium 3    = ri-bhoi
{"catalogNumber": "1504972", "order": "Sapindales", "family": "Burseraceae", "scientificName": "Protium serratum", "scientificNameAuthorship": "(Wall. ex Colebr.) Engl.", "genus": "Protium", "subgenus": "", "specificEpithet": "serratum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "22867", "verbatimEventDate": "1949-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "Ri-Bhoi", "municipality": "", "locality": "Burnihat, Khasi Hills", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}