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": ""}
 j ONTARIO  CANADA IKU       port elgin, n limits, hwy 21 _B<9,   convolvulus J vw  Fallopia ?=h    :^m. polygonaceae   &/7EV (L.) Ã. LÃ¶ve  CARYOPHYLLALES Y%F)7  1194495 tuxIB   BRUCE U8:    E 1998-06-14   =U 34473  
{"catalogNumber": "1194495", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "", "scientificNameAuthorship": "(L.) \u00c3\u0081. L\u00c3\u00b6ve", "genus": "Fallopia", "subgenus": "", "specificEpithet": "convolvulus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "34473", "verbatimEventDate": "1998-06-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Bruce", "municipality": "", "locality": "Port Elgin, N limits, Hwy 21", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}