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": ""}
   y commelinales  oDx2 limosa  ~45^n 1957-08-01  z3 Oklahoma    HETERANTHERA LIMOSA |T  (sw.) willd. *q3     HETERANTHERA W #    Q<cj MARSHALL 6530 k   1.5 miles northeast of willis   1e)    pontederiaceae pq%y  george j. goodman  h    V> D united states  
{"catalogNumber": "", "order": "Commelinales", "family": "Pontederiaceae", "scientificName": "Heteranthera limosa", "scientificNameAuthorship": "(Sw.) Willd.", "genus": "Heteranthera", "subgenus": "", "specificEpithet": "limosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George J. Goodman", "recordNumber": "6530", "verbatimEventDate": "1957-08-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oklahoma", "county": "Marshall", "municipality": "", "locality": "1.5 miles northeast of Willis", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}