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": ""}
obscura ,   1208843 f%  1956-09-20 -[h)   Georgia 1    LEMNA 9X  (Austin) Daubs gucQ   205 80 xa^          I MIXED COLLECTION OF LEMNA OBSCURA, WOLFFIEDLLA GLADIATA, & WOLLFIA COLUMBIANA    P]  Alismtales CONTACT UM HERBARIUM 6   & wilbur h. duncan   Araceae     v United States
{"catalogNumber": "1208843", "order": "Alismatales", "family": "Araceae", "scientificName": "", "scientificNameAuthorship": "(Austin) Daubs", "genus": "Lemna", "subgenus": "", "specificEpithet": "obscura", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Wilbur H. Duncan", "recordNumber": "20580", "verbatimEventDate": "1956-09-20", "habitat": "", "occurrenceRemarks": "Mixed collection of Lemna obscura, Wolffiella gladiata, & Wollfia columbiana", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}