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": ""}
 r Stuckenia   Contact UM Herbarium NAsDF    -79.766667 5  PECTINATA     n Potamogetonaceae    &|! Canada    J  Alismatales  6 William J. Crins       10451 *     9 6   1458937  44Â° 47' N, 79Â° 46' W [  1996-08-07 ) 
{"catalogNumber": "1458937", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Stuckenia", "subgenus": "", "specificEpithet": "pectinata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William J. Crins", "recordNumber": "10451", "verbatimEventDate": "1996-08-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "-79.766667", "verbatimCoordinates": "44\u00c2\u00b0 47' N, 79\u00c2\u00b0 46' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}