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": ""}
    .!vW CAREX CREBRIFLORA  carex hU   o  trs: t18s r16w sec 20 e4       8464 sL <$      Ngq- wiegand    Q-@-f 1999-05-01   POALES E|g   P crebribflora   
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Carex crebriflora", "scientificNameAuthorship": "Wiegand", "genus": "Carex", "subgenus": "", "specificEpithet": "crebriflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8464", "verbatimEventDate": "1999-05-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T18S R16W sec 20 E4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}