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": ""}
   Stuckenia filiformis subsp. alpina  STUCKENIA  qw+    1949-07-20 Rxd       2H POTAMOGETONACEAE 1173122 5Q        alpina uk  ALASKA ;  2346   f=v  contact um herbarium iH$LD    united states %z  subsp. 6G1   _2 Alismatales
{"catalogNumber": "1173122", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Stuckenia filiformis subsp. alpina", "scientificNameAuthorship": "", "genus": "Stuckenia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "alpina", "identifiedBy": "", "recordedBy": "", "recordNumber": "2346", "verbatimEventDate": "1949-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}