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": ""}
  R Percy H. Gentle   `?w Solanales  ^ Jacquemontia  |8 CAYO G.Don m+  contact um herbarium p     2274 v   u Belize    F4I|  Convolvulaceae   1300626 p,O   D[b K. ROBERTSON  JacJquemontia pentantha yx  1938-03-02 ;gJS    pentantha f  
{"catalogNumber": "1300626", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Jacquemontia pentantha", "scientificNameAuthorship": "G.Don", "genus": "Jacquemontia", "subgenus": "", "specificEpithet": "pentantha", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "K. Robertson", "recordedBy": "Percy H. Gentle", "recordNumber": "2274", "verbatimEventDate": "1938-03-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "Cayo", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}