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": ""}
 L R. McGregor  #uSR  1947-07-28  +Rnp filifomis t uckenia fliformis subsp. alpina Ad)wl     0N< S.N.  _C~o( 146Â°00'N, 69Â°17'W  lB -69.283333  f$`)1 [Arctic Researcb Laboratory; Office of Naval Research, Pt. Barrow, Alaska]  <weT ROBERT R. HAYNES   :N United States  6 POTAMOGETONACEAE  71yF alismatales alpina Ja   46 5J  (Blytt) R.R.Haynes, D.H.Les & M.KrÃ¡l ?Ywiq    *5q@C ALASKA  Stuckenia w1#   #f  m CANNING R[IVER]. subsp. WP     I~ 1173109  qY(39 North Slope
{"catalogNumber": "1173109", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Stuckenia filiformis subsp. alpina", "scientificNameAuthorship": "(Blytt) R.R.Haynes, D.H.Les & M.Kr\u00c3\u00a1l", "genus": "Stuckenia", "subgenus": "", "specificEpithet": "filiformis", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "alpina", "identifiedBy": "Robert R. Haynes", "recordedBy": "R. McGregor", "recordNumber": "s.n.", "verbatimEventDate": "1947-07-28", "habitat": "", "occurrenceRemarks": "[Arctic Research Laboratory; Office of Naval Research, Pt. Barrow, Alaska]", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "North Slope", "municipality": "", "locality": "Canning R[iver].", "decimalLatitude": "46", "decimalLongitude": "-69.283333", "verbatimCoordinates": "146\u00c2\u00b000'N, 69\u00c2\u00b017'W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}