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": ""}
   @ ALISMATALES   cq no data  OE.%k olyrhiza   RUSSIA G,C<   s. n. )Ya@  VIBORG, MONREPOS >[7   Uf karelia  / (L.) Schleid.  GuV  spirodela polyrhiza araceae M5#|h  1937-07-27     v 1664630    b. a. fardig k   spirodela  Z=j    
{"catalogNumber": "1664630", "order": "Alismatales", "family": "Araceae", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "Spirodela", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "B. A. Fardig", "recordNumber": "s. n.", "verbatimEventDate": "1937-07-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Russia", "stateProvince": "Karelia", "county": "no data", "municipality": "", "locality": "Viborg, Monrepos", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}