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": ""}
   X6my 1284595  Simcoe b *X  canada _     4Y& HIRSUTA    C|^ lactuca hirsuta  asterales MZA    2288 ?u:   v`s conagt um herbarium       p muhl. ex nutt. Lactuca 684cu  Ontario !c  1972-10-07 H:   
{"catalogNumber": "1284595", "order": "Asterales", "family": "", "scientificName": "Lactuca hirsuta", "scientificNameAuthorship": "Muhl. ex Nutt.", "genus": "Lactuca", "subgenus": "", "specificEpithet": "hirsuta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2288", "verbatimEventDate": "1972-10-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}