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": ""}
  13460 !a  46.52713 Nl2  1280233 8e`   h fragments occasional, drifting in ca. 6" water   2q6Q6 Michigan   a!  RCHB.  `+r 1970-07-15    qY# United States  j -86.08442 Potamogetonaceae f   Potamo+geton confervoides 1Tky   +17[ edward g. voss  d ] confervoides E END OF TRIANGLE LAKE, NE 1/4 SEC. 29, T48N, R14W, CA. 11 MI. SW OF GRAND MARAIS RC     potamogeton O   Jnn#$ ALISMATALES  i`Ig Alger
{"catalogNumber": "1280233", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton confervoides", "scientificNameAuthorship": "Rchb.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "confervoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "13460", "verbatimEventDate": "1970-07-15", "habitat": "fragments occasional, drifting in ca. 6\" water", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "E end of Triangle Lake, NE 1/4 sec. 29, T48N, R14W, ca. 11 mi. SW of Grand Marais", "decimalLatitude": "46.52713", "decimalLongitude": "-86.08442", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}