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": ""}
butomus umbellatus MpKef  L. e Md   w:X$m dorud, province of luristan  1717 `L!@     h LORESTAN   hIX Walter N. Koelz 1941-05-23 vkc     p>1 U Dorud   w p4& mbellatus        BUTOMACEAE H8!   [ MARSH Butomus i7#  IRAN ? 
{"catalogNumber": "", "order": "", "family": "Butomaceae", "scientificName": "Butomus umbellatus", "scientificNameAuthorship": "L.", "genus": "Butomus", "subgenus": "", "specificEpithet": "umbellatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "17717", "verbatimEventDate": "1941-05-23", "habitat": "Marsh", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Lorestan", "county": "Dorud", "municipality": "", "locality": "Dorud, Province of Luristan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}