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": ""}
  SgFw kunth   Mexico o   c -99.2124 galeottiana nk     d~ 1903-09-22      px TLALAN  dioscorea galeottiana 7G=>     S- Dioscorea 2438 I   Thickets ,LpK,     * Dioscoreaceae   
{"catalogNumber": "", "order": "", "family": "Dioscoreaceae", "scientificName": "Dioscorea galeottiana", "scientificNameAuthorship": "Kunth", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "galeottiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1903-09-22", "habitat": "Thickets", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Tlalpan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-99.2124", "verbatimCoordinates": "", "minimumElevationInMeters": "2438", "maximumElevationInMeters": ""}