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": ""}
  _ 6 viola sagittat4   B < Oliver A. Farwell   SAGITTATA -RD  aiton b3$d   wayne h   7891 > Ia   Harvey E. Ballard, Jr. s  wayne ~+c>P      sn [Amer. Midl. Nat. 11:66]  Lw 1352845    Y bYh 1927-05-11  C[; M4PIGHIALES  (w68/ MICHIGAN united states :  violaceae r_So@  
{"catalogNumber": "1352845", "order": "Malpighiales", "family": "Violaceae", "scientificName": "Viola sagittata", "scientificNameAuthorship": "Aiton", "genus": "", "subgenus": "", "specificEpithet": "sagittata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Harvey E. Ballard, Jr.", "recordedBy": "Oliver A. Farwell", "recordNumber": "7891", "verbatimEventDate": "1927-05-11", "habitat": "", "occurrenceRemarks": "[Amer. Midl. Nat. 11:66]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "Wayne", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}