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": ""}
     1474438 !   3029 F:   minor FMuWQ       L.  k      Y6,Y [Root cap rounded] pLemna obsucra (Aust.)Daubs E.H. Daubs, 1962] [Lemna turionfera Landolt, E. Landolt 1980]   *Dr5 Near new bridge City of Menominee.   znQ  Lemna  Lemna minor !   -87.622307  h  
{"catalogNumber": "1474438", "order": "", "family": "", "scientificName": "Lemna minor", "scientificNameAuthorship": "L.", "genus": "Lemna", "subgenus": "", "specificEpithet": "minor", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3029", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "[Root cap rounded] pLemna obsucra (Aust.)Daubs E.H. Daubs, 1962] [Lemna turionfera Landolt, E. Landolt 1980]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Near new bridge City of Menominee.", "decimalLatitude": "", "decimalLongitude": "-87.622307", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}