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": ""}
Walter N. Koelz U^.5j   ec|75 Protium protium serratum yZ    ;  (Wall. ex Colebr.) Engl.    ri-bhoi   1504972 g:=S   61 ^vXRj    zWq India   09xl sapindales  #Si serratum   FD;%D burnihat, khasi hills   NJZ 22867    0R_ 1949-06-04     Meghalaya r 
{"catalogNumber": "1504972", "order": "Sapindales", "family": "", "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": "61", "maximumElevationInMeters": ""}