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": ""}
  f 1740051  polyalthia grandifolia  R   zr 1928-07   nN 75488  polalthia LK.   Ok; Catanduanes  2o bicol     no data provided on label of catalog no: 174051 5  ANNONACEAE vtu>5W   p. lJ philippines  magnoliales AjS   M. Ramos and G. EdaÃ±o v   S3E?H Elmer    GRANDIFOLIA  D~ 
{"catalogNumber": "1740051", "order": "Magnoliales", "family": "Annonaceae", "scientificName": "Polyalthia grandifolia", "scientificNameAuthorship": "Elmer", "genus": "Polyalthia", "subgenus": "", "specificEpithet": "grandifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. Ramos and G. Eda\u00c3\u00b1o", "recordNumber": "75488", "verbatimEventDate": "1928-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Philippines", "stateProvince": "Bicol", "county": "Catanduanes", "municipality": "", "locality": "no data provided on label of catalog no: 1740051", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}