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": ""}
 ,Sr britton            Z CONTACT UM HERBARIUM  9~b ERYTHROXYLACEAE  EX[ M~ALPIGHIALES  ~Y$d  CONFUSUM  12851 >  1921-06-04 ~;    1225407 4VIU   ew gB cuba   i PINAR DEL RIO  < e Erythroxylum confusum  ) k1: erythroxylum 
{"catalogNumber": "1225407", "order": "Malpighiales", "family": "Erythroxylaceae", "scientificName": "Erythroxylum confusum", "scientificNameAuthorship": "Britton", "genus": "Erythroxylum", "subgenus": "", "specificEpithet": "confusum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "12851", "verbatimEventDate": "1921-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Cuba", "stateProvince": "Pinar del Rio", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}