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": ""}
  1c Lennox and Addingtom  CACTACEAE j B^4   opuntia +   1644009 a   >_A$ ontario  (Nutt.) Haw.     3429 E        south from highway #7 seven point 3 miles on highway #41. on west side of rod, just north of mellon creek f   U bR f. westman  Ipq[ Canada DRY GRANITE KNOB, BARE AND DRY; IN THIN TOPSOIL ALONG PATH      ie  OPUNTIA FRAGILIS  (a fragilis 1973-04-20 G]  
{"catalogNumber": "1644009", "order": "", "family": "Cactaceae", "scientificName": "Opuntia fragilis", "scientificNameAuthorship": "(Nutt.) Haw.", "genus": "Opuntia", "subgenus": "", "specificEpithet": "fragilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. Westman", "recordNumber": "3429", "verbatimEventDate": "1973-04-20", "habitat": "Dry granite knob, bare and dry; in thin topsoil along path", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Lennox and Addington", "municipality": "", "locality": "South from highway #7 seven point 3 miles on highway #41. On west side of road, just north of Mellon creek", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}