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": ""}
mill lake /lV     1336155 egXo:   Ie2]i Onh sandy N center edgew of Mill Lake   ~ Carl O. Grassl        4x 7727    Q*5 1937-10-15  L5jy dudleyi  UNITED STATES k,2]N    Wiegand Y_5UM  Poales iMB )     q =z Juncus edward g. voss <8 
{"catalogNumber": "1336155", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "Wiegand", "genus": "Juncus", "subgenus": "", "specificEpithet": "dudleyi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Carl O. Grassl", "recordNumber": "7727", "verbatimEventDate": "1937-10-15", "habitat": "On sandy N center edge of Mill Lake", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Mill Lake", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}