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": ""}
42.99284 S   3 u G salicaceae  i7;: latifolia     - VAR.    .  apparently infrequent.    1896-07-17 =H!7      ANDERSSON M s    b  -82.44219       
{"catalogNumber": "", "order": "", "family": "Salicaceae", "scientificName": "", "scientificNameAuthorship": "Andersson", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "latifolia", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1896-07-17", "habitat": "Apparently infrequent.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.99284", "decimalLongitude": "-82.44219", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}