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": ""}
1993-07-29 Ozl=y   M6r (l.) schleid.           9471 ?      C -83.8833333333 Alismatales U!(L#       46â° 20' n, 83â° 53'c w      ARACEAE ,/ 
{"catalogNumber": "", "order": "Alismatales", "family": "Araceae", "scientificName": "", "scientificNameAuthorship": "(L.) Schleid.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "9471", "verbatimEventDate": "1993-07-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.8833333333", "verbatimCoordinates": "46\u00c2\u00b0 20' N, 83\u00c2\u00b0 53' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}