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": ""}
 EDWARD G. VOSS     woccidentalis  stucken|a filiformis subsp. occidentalis Mdvs$       C. Barre Hellqtuist S4Bq   filiformis gjC9k       #KPWE1244 871    = alismatales   UNITED STATES h  subsp. :   o;_O! 1974-06-11 
{"catalogNumber": "1244871", "order": "Alismatales", "family": "", "scientificName": "Stuckenia filiformis subsp. occidentalis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "filiformis", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "occidentalis", "identifiedBy": "Edward G. Voss", "recordedBy": "C. Barre Hellquist", "recordNumber": "", "verbatimEventDate": "1974-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}