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": ""}
  : 12675  canada ,O    H. K+ARST. UN4   IN SLUGGISH OTLET RIVER BY ROAD MIXED WITH LEMNA AND RICCIA ;#~z   ^=tM# MANITOULIN WOLFFIA N   j MINDEYA AT S. END OF KATCHUMKUM RD. CARNARVON TWP    1978-10-16 6A  COLUMBIANA w&r     1662555  ~e~ araceae   = J. K. MORTON AND JOAN M. VENN Alismatales l^bf    wolffia columbiana i(Av  ONTARIO b!*PX  
{"catalogNumber": "1662555", "order": "Alismatales", "family": "Araceae", "scientificName": "Wolffia columbiana", "scientificNameAuthorship": "H. Karst.", "genus": "Wolffia", "subgenus": "", "specificEpithet": "columbiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. K. Morton and Joan M. Venn", "recordNumber": "12675", "verbatimEventDate": "1978-10-16", "habitat": "in sluggish outlet river by road mixed with lemna and Riccia", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Manitoulin", "municipality": "", "locality": "Mindemoya at S. end of Katchumkum rd. Carnarvon Twp", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}