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": ""}
 > ON STAGNANT WATER     #Un_ s.n.           oZ michigan   lemna turionifera     St. Clair (+      (0& "common." [as determined, e.h. daubs][active barcode. on same sheet as spirodela polyrhiza with inactive barcode 1289907]  U  1289906   
{"catalogNumber": "1289906", "order": "", "family": "", "scientificName": "Lemna turionifera", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "On stagnant water", "occurrenceRemarks": "\"Common.\" [As determined, E.H. Daubs][Active barcode. On same sheet as Spirodela polyrhiza with inactive barcode 1289907]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}