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": ""}
   Iris xs4b   1 MP+ Iridaceae  L$ missouriensis  W rjP 1436372   AK_j IRIS MISSOURIENSIS      - Charles F. Baker, Franklin S. Earle & Samuel M. Tracy  B~  Asparagales   X-6& UNITED STATES   |c;C montezuma  NUTT. n(Rya  Colorado ;WcM      vC 140 
{"catalogNumber": "1436372", "order": "Asparagales", "family": "Iridaceae", "scientificName": "Iris missouriensis", "scientificNameAuthorship": "Nutt.", "genus": "Iris", "subgenus": "", "specificEpithet": "missouriensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles F. Baker, Franklin S. Earle & Samuel M. Tracy", "recordNumber": "140", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "Montezuma", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}