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": ""}
 DWGQ  ELYMUS    42.2874 G f 8  VIRGINICUS e  1920-10 3*,9    POALES      0[]>U Washtenaw        United States OPpO.    $GPB. John H.1 Ehlers   Ds6 -83.7402  8 Elyms virginicus  
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Elymus virginicus", "scientificNameAuthorship": "", "genus": "Elymus", "subgenus": "", "specificEpithet": "virginicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "", "verbatimEventDate": "1920-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.2874", "decimalLongitude": "-83.7402", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}