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": ""}
   7N7,s occasional, border of moist aspen woods 7819 E   v> LACTUCA CANADENSIS LACTUCA %QB<G   L?a MICHIGAN     1958-07-27 13 L   L. #N    . 46.29693  near center w1/2 sec. 16, t45n, r42w, ca. 8 mi. se of ,marenisco. xh     8o> United States    @ye3F -89.56942  YfXe Gogebic   "ligules yellow." y  canadensis pI6 & 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Lactuca canadensis", "scientificNameAuthorship": "L.", "genus": "Lactuca", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7819", "verbatimEventDate": "1958-07-27", "habitat": "occasional, border of moist aspen woods", "occurrenceRemarks": "\"Ligules yellow.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Gogebic", "municipality": "", "locality": "near center W1/2 sec. 16, T45N, R42W, ca. 8 mi. SE of Marenisco.", "decimalLatitude": "46.29693", "decimalLongitude": "-89.56942", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}