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": ""}
carex viri+dula r       F 44.533204     2BDI; carex Cyperaceae [g[.o   1983-06-11 cxW&      fU UNITED STATES   @G .6 -83.45219     Bv 6m poales Alcona ]tX o  JOHN V. FREUDENSTEIN w$Txo  484 /m90G  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex viridula", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John V. Freudenstein", "recordNumber": "484", "verbatimEventDate": "1983-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Alcona", "municipality": "", "locality": "", "decimalLatitude": "44.533204", "decimalLongitude": "-83.45219", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}