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": ""}
araceae Q5CT      s;UK ISABELLA  u L.  G bottom: marl.   e.w. roelofs v 1 y   LEMNA MINOR A9f$     9= 194-08-01   P +H Alismatales  43.66265 HVnMF   1m>y6 1474443    t&Sb -84.95641 united states :   lemna W8y  
{"catalogNumber": "1474443", "order": "Alismatales", "family": "Araceae", "scientificName": "Lemna minor", "scientificNameAuthorship": "L.", "genus": "Lemna", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.W. Roelofs", "recordNumber": "", "verbatimEventDate": "1941-08-01", "habitat": "Bottom: Marl.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Isabella", "municipality": "", "locality": "", "decimalLatitude": "43.66265", "decimalLongitude": "-84.95641", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}