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": ""}
  19cx 1550378  b JAPURENSIS G. T. PRANCE, P. J. M. MAAS, D. B. WOOLCOTT, O. P. MONTEIRO, J. F. RAMOS !L    _ #4 16337      R43@  1971-11-23  | Contact UM Herbarium 8yronima %]i_    # AMAZONAS Malpighiales :8    A.JUSS. |%F&~   f Byrsonima japurensis  d= :T< Brazil     MALPIGHIACEAE u]5A   no data] 2oUl 
{"catalogNumber": "1550378", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Byrsonima japurensis", "scientificNameAuthorship": "A.Juss.", "genus": "Byrsonima", "subgenus": "", "specificEpithet": "japurensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. T. Prance, P. J. M. Maas, D. B. Woolcott, O. P. Monteiro, J. F. Ramos", "recordNumber": "16337", "verbatimEventDate": "1971-11-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "Amazonas", "county": "no data", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}