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": ""}
 !6 united states  - g.m. moore  o] P_ Ogemaw     m(Zg (L.) Schleid. 44.122687 ` )      [FsDL SPIRODELA    4D$a 1938-07-01  Bottom: Lake, Floatingsurface xKw=   , Michigan Spirodela polyrhiza mC   johnson lake. #L    =*S#0 polyrhiza 1474474 > 9m&  -83.57258 0G   Z/ ARACEAE   ~%y! s.n. alismatales -XR% 
{"catalogNumber": "1474474", "order": "Alismatales", "family": "Araceae", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "Spirodela", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G.M. Moore", "recordNumber": "s.n.", "verbatimEventDate": "1938-07-01", "habitat": "Bottom: Lake, Floating-surface", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ogemaw", "municipality": "", "locality": "Johnson Lake.", "decimalLatitude": "44.122687", "decimalLongitude": "-83.572584", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}