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": ""}
 Oax19 abundant on dunes of lke micbigan;    4 p 1964-08-11 Sturgeon Bay, _t    -85.00006 h%q    calamovilfa 8eAx      k:J EMMET    SCRIBN. & MERR.  ,(r   0Nm William G. Dore Poaceae o%5 D    calamovilfa longifolia var. magna YI qI    21174  Wi/X   ; "panicles i n anthesis purplish."
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Calamovilfa longifolia var. magna", "scientificNameAuthorship": "Scribn. & Merr.", "genus": "Calamovilfa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William G. Dore", "recordNumber": "21174", "verbatimEventDate": "1964-08-11", "habitat": "Abundant on dunes of Lake Michigan;", "occurrenceRemarks": "\"panicles in anthesis purplish.\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Emmet", "municipality": "", "locality": "Sturgeon Bay,", "decimalLatitude": "", "decimalLongitude": "-85.00006", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}