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": ""}
1981-05-30 2d  MARGIN OF SWAMP  F@     s Bj Harvey E. Ballard, Jr. Viola e|z~J      -_ MALPIGHIALES   MACLOSKEYI 0_N  United5tates ( Ay4    5r -88.56001      t viola macloskeyi  Z/ s.n.    <!|y violaceae  H3LKf [Isle Royale National Park] 1 mi SE of Lane's Cove  m$~w> KEWEENAW 
{"catalogNumber": "", "order": "Malpighiales", "family": "Violaceae", "scientificName": "Viola macloskeyi", "scientificNameAuthorship": "", "genus": "Viola", "subgenus": "", "specificEpithet": "macloskeyi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Harvey E. Ballard, Jr.", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1981-05-30", "habitat": "margin of swamp", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Keweenaw", "municipality": "", "locality": "[Isle Royale National Park] 1 mi SE of Lane's Cove", "decimalLatitude": "", "decimalLongitude": "-88.56001", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}