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": ""}
 a!~2# 1283408  U.!  BURYATIYA  6 Russia  EUPHORBIA MAACKII B  Prov. Transbajcalia, distr. Nerczinsky Sawod. In pratis ad fl. Kuenga ny    JdA  MALPIGHIALES  euphorbiaceae *  1911-06-11  *fc   MAACKII ,df          2592 N%    Meinsh. /8`      P NOT EVIDENT 
{"catalogNumber": "1283408", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia maackii", "scientificNameAuthorship": "Meinsh.", "genus": "", "subgenus": "", "specificEpithet": "maackii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "2592", "verbatimEventDate": "1911-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Russia", "stateProvince": "Buryatiya", "county": "", "municipality": "", "locality": "Prov. Transbajcalia, distr. Nerczinsky Sawod. In pratis ad fl. Kuenga", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}