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": ""}
 188 6n     m 1938-06-28 HURON RIVER %    NODOSUS <q(    01luU ALISMATALES  LlY POTAMOGETONACEAE   Oakland     POIR. Ni   _qH POTAMOGETON united states j 2u    oj)8 DEPTH OF WATER: 26 IN BOTTOM: SILT, DETRITUS   !7ZO9 POTAMOGETON NODQOSUS  M.R. RAVMOND / ^H   
{"catalogNumber": "", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton nodosus", "scientificNameAuthorship": "Poir.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "nodosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M.R. Raymond", "recordNumber": "188", "verbatimEventDate": "1938-06-28", "habitat": "Depth of Water: 26 in Bottom: silt, detritus", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Oakland", "municipality": "", "locality": "Huron River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}