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": ""}
      Rr croton argyrophyllus  [#W! CROTON  arbusto -1,5 m., enves blnco tomentoso flor blanca, fruto q>    d! bolivia       f b st. . beck     P. E. Berry #G    malpighiales <     15w SANTA CRUZ  GZC Kunth
{"catalogNumber": "", "order": "Malpighiales", "family": "", "scientificName": "Croton argyrophyllus", "scientificNameAuthorship": "Kunth", "genus": "Croton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. E. Berry", "recordedBy": "St. G. Beck", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Arbusto -1,5 m., enves blanco tomentoso flor blanca, fruto", "associatedTaxa": "", "country": "Bolivia", "stateProvince": "Santa Cruz", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}