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": ""}
   mecosta eL8l     Wu-Y var.   MM) viola pubescens var. eriocarpa ERIOCARPA a  Big Rapids [o   jr pubescens   AWd (SCHWEIN.) N.H.RUSSELL  S%.N. U   Kn k [specimen in bound 1898 herbarium, no. 4]     x<d Viola  UNITED STATES :-    &QuvZ violaceae Not evyident e   G& 1898-05-10 
{"catalogNumber": "", "order": "", "family": "Violaceae", "scientificName": "Viola pubescens var. eriocarpa", "scientificNameAuthorship": "(Schwein.) N.H.Russell", "genus": "Viola", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "var.", "infraspecificEpithet": "eriocarpa", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "s.n.", "verbatimEventDate": "1898-05-10", "habitat": "", "occurrenceRemarks": "[Specimen in bound 1898 Herbarium, no. 4]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mecosta", "municipality": "", "locality": "Big Rapids", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}