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": ""}
   y-lz 1916-06-15 United States 3[    7Mr V POALES  violascens ~y         *` S.N.  N4 a. s. hitchcock   Poaceae DXLL5   WC  1705910  q@ Link    l Hc9 CONTACT UM HERBARIUM  digitaria violascens ,    ^YRv Oahu
{"catalogNumber": "1705910", "order": "Poales", "family": "Poaceae", "scientificName": "Digitaria violascens", "scientificNameAuthorship": "Link", "genus": "", "subgenus": "", "specificEpithet": "violascens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. S. Hitchcock", "recordNumber": "s.n.", "verbatimEventDate": "1916-06-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Oahu", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}