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": ""}
  6sAY United States   POTAMOGETON PUSILGLUS SUBSP. PUSILLUS 7CWt   M] alabama   _ ] pusillus subsp. 9   197 Vw   & Potamogetonaceae alismatales Y   1awrence J. Davenport 6       KW gu Contac UM Herbarium pusillus %_P)     1441235 ^p    y*d Potamogeton 
{"catalogNumber": "1441235", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton pusillus subsp. pusillus", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "pusillus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "pusillus", "identifiedBy": "", "recordedBy": "Lawrence J. Davenport", "recordNumber": "197", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alabama", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}