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": ""}
  SICHUAN J=$+     1643253 4   !I @$ 1930-09-25     u china   -L  GARZE  3l. W. C. CHENG  malpighiales ;& )   0D/A DIDR.   < TACHIENLU EXCOECARIA ACERIFOLI OO6    EUPHORBIACEAE ] o5    zT ACERIFOLIA   
{"catalogNumber": "1643253", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Excoecaria acerifolia", "scientificNameAuthorship": "Didr.", "genus": "", "subgenus": "", "specificEpithet": "acerifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. C. Cheng", "recordNumber": "", "verbatimEventDate": "1930-09-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Sichuan", "county": "Garze", "municipality": "", "locality": "Tachienlu", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}