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": ""}
(l.) schleid. 27!ZY    wim 1936-09-14   / E, 166487  A~,| CARL O. GRASSL 46.33333 KpB     ALISMATALES POLYRHIZA u)+$   U LAKE SUPERIOR AND LAKE NIPISSING     Z -80.16667  4 araceae Canada #/     P) iT 7642   Wx Nipissing   Q d 46Â° 20' N, 80Â° 10' W Spirodela polyrhiza 3f      4@ Ontario SPIRODELA V| 
{"catalogNumber": "1662487", "order": "Alismatales", "family": "Araceae", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "Spirodela", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "7642", "verbatimEventDate": "1936-09-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Nipissing", "municipality": "", "locality": "Lake Superior and lake Nipissing", "decimalLatitude": "46.33333", "decimalLongitude": "-80.16667", "verbatimCoordinates": "46\u00c2\u00b0 20' N, 80\u00c2\u00b0 10' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}