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": ""}
  UNITED STATES sg  2017-05-15 :    .py Muhl. A.A. REZNICEK QS||     Bradford S. Slaughter #   AROUND MARGINS OF OPEN MARSH AND SHALLOW POND. ASSOCIATES: CORNUS SERICEA, EQUISETUM ARUENSE, PHALARIS ARUNDINACEAE, 4POPULUS DEL7OIDES, RIBES AMERICANUM, ULMUS AMERICANA. y/ t  michigan2 v   S66#q 43.903561  kNk  DISCOLOR   N OF S DEER LAKE RD., E OF E 48TH ST. ](     salix I     Salix discolor  (K  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Salix discolor", "scientificNameAuthorship": "Muhl.", "genus": "Salix", "subgenus": "", "specificEpithet": "discolor", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A.A. Reznicek", "recordedBy": "Bradford S. Slaughter", "recordNumber": "", "verbatimEventDate": "2017-05-15", "habitat": "Around margins of open marsh and shallow pond. Associates: Cornus sericea, Equisetum arvense, Phalaris arundinaceae, Populus deltoides, Ribes americanum, Ulmus americana.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "N of S Deer Lake Rd., E of E 48th St.", "decimalLatitude": "43.903561", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}