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": ""}
  B#  vulpinoidea KEISERD, ABOUT 2 MILES EAST AT MILE 46 ON INTERSTATE HWY 55 AT ROADSIDE PARK. &k. =   ; poales   Arkamsas ?;    cyperaceae .1f ;       ~eO -90.060671  MICHX. y   United States S      4344.47 k_  mississippi     
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Michx.", "genus": "", "subgenus": "", "specificEpithet": "vulpinoidea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4344.47", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Mississippi", "municipality": "", "locality": "Keiser, about 2 miles east at mile 46 on Interstate Hwy 55 at roadside park.", "decimalLatitude": "", "decimalLongitude": "-90.060671", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}