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": ""}
 QPn= POTAMOGETON var. e5m/   DEPTH OF WATER: 2-1/2 FT. BOTTOM: SAND COVERED WITH ORGANIC REMAINS $3 9S  42.17622 j e   -84.6293 70tg  1936-07-22 QT_l   ? kmRsFERNALD       potamogetonaceae h1|         RUTILOIDES JD2   C.M. Tarzwell pLMW* 
{"catalogNumber": "", "order": "", "family": "Potamogetonaceae", "scientificName": "", "scientificNameAuthorship": "Fernald", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "rutiloides", "identifiedBy": "", "recordedBy": "C.M. Tarzwell", "recordNumber": "", "verbatimEventDate": "1936-07-22", "habitat": "Depth of Water: 2-1/2 ft. Bottom: Sand covered with organic remains", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.17622", "decimalLongitude": "-84.6293", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}