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": ""}
 washtenaw N!     1979-08-21 w  MICHIGAN ]ggR  DRYISH SANDY SOIL* AT EDGE OF SHRUBBERY. ^        N<0Ca Poales    1308284 *1+    hJL united sttes   IP ANN ARBOR, NICHOLS ARBORETUM, SOUTH OF GEDDES AVE. "very few culms seen." v7%   ~y (l.) roth   _ calamagrostis 5191 Z 
{"catalogNumber": "1308284", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) Roth", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5191", "verbatimEventDate": "1979-08-21", "habitat": "Dryish sandy soil at edge of shrubbery.", "occurrenceRemarks": "\"Very few culms seen.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor, Nichols Arboretum, south of Geddes Ave.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}