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": ""}
      CONYZA SUMATRENSIS B:T8     `0AF 1947-11-04      # (RETZ.) E. H. WALKER    1538231 ,EWTy     ` Conyza   %F Surguja      Forest edge in half shade   ?m/ Ramanujganj
{"catalogNumber": "1538231", "order": "", "family": "", "scientificName": "Conyza sumatrensis", "scientificNameAuthorship": "(Retz.) E. H. Walker", "genus": "Conyza", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1947-11-04", "habitat": "Forest edge in half shade", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Surguja", "municipality": "", "locality": "Ramanujganj", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}