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": ""}
  1948-06-30 m  Wahlenb. 9    U1, ALASKA  /4Yv carex    CAREX AQUATILIS VAR. AQUATILIS  % LOC. E-20, E SLOPE OF TERRACE XIIIA, 1 MILE WEST OF HEALY, VICINITY OF THE NENANA RIVER VALLEY       l& ALDER THICKET BELOW, SCATTERED WHITE SPRUCE  aquatilis Cm   7 CLYDE WAHRHAFT|G  ?9 UNITED STATES  zm 1428417  > CYPERACEAE  7 +` poales    [ var.   
{"catalogNumber": "1428417", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex aquatilis var. aquatilis", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "aquatilis", "identifiedBy": "", "recordedBy": "Clyde Wahrhaftig", "recordNumber": "", "verbatimEventDate": "1948-06-30", "habitat": "alder thicket below, scattered white spruce", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Loc. E-20, E slope of terrace XIIIa, 1 mile west of Healy, vicinity of the Nenana River Valley", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}