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": ""}
1963-07-10   S   $$6X S7UCKENIA FILIFORMIS SUBSP. OCCIDENTALIS  + (O potamogetonaceae   )Fu Alismatales  GL Mq edward g. vos  V% filiformis occidentalis D<e  SUBSP. + pa  michigan U  11239 S1f n  1269685  =          E (j.w. robbins) haynes, d.h. lXes & m. kral Cheboygan um 1    Dr F stuckenia  <&, locally common in mouth of myers creek at blank river, sec. 22, benton tp., ca. 2 1/2 mi. nw of alverno.      P]1! united states 
{"catalogNumber": "1269685", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Stuckenia filiformis subsp. occidentalis", "scientificNameAuthorship": "(J.W. Robbins) Haynes, D.H. Les & M. Kral", "genus": "Stuckenia", "subgenus": "", "specificEpithet": "filiformis", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "occidentalis", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "11239", "verbatimEventDate": "1963-07-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "locally common in mouth of Myers Creek at Blank River, sec. 22, Benton Tp., ca. 2 1/2 mi. NW of Alverno.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}