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": ""}
 X/  n 1520013  s.n. 2Rf    SAN FRANCISCO b/I    boraginaceae /8   California yb    ePR GRPM 46813  iBk  leioarpa  RrY (Fisch. & C.A. Mey.) Greene  MICHENER & BIOLETTI ?   P 1893-05-17    United States :JP  contact um herbarium ]T(!f     _`fE CRYPTANTHA  b| cryptantha leiocarpa 
{"catalogNumber": "1520013", "order": "", "family": "Boraginaceae", "scientificName": "Cryptantha leiocarpa", "scientificNameAuthorship": "(Fisch. & C.A. Mey.) Greene", "genus": "Cryptantha", "subgenus": "", "specificEpithet": "leiocarpa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michener & Bioletti", "recordNumber": "s.n.", "verbatimEventDate": "1893-05-17", "habitat": "", "occurrenceRemarks": "GRPM 46813", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "San Francisco", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}