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": ""}
        6U  frequent; [Active barcode, on same sheet as V. sororia with inactive barcode 1341725]    _] HARVEY E. BALLARD, JR.       5 WILLD.  98Y VIOLACEAE  HX$  in rich woods Viola blanda @z    Gf united states   1981-05-15  +    
{"catalogNumber": "", "order": "", "family": "Violaceae", "scientificName": "Viola blanda", "scientificNameAuthorship": "Willd.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Harvey E. Ballard, Jr.", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1981-05-15", "habitat": "in rich woods", "occurrenceRemarks": "frequent; [Active barcode, on same sheet as V. sororia with inactive barcode 1341725]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}