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": ""}
   20741 @H  Iris versicolor V!     Km iridaceae   CONTACT UM HERBARIUM +7!      eFX 1 United States    ` J. M. FOGG, TR., H. A. WAHL, C. G. TYRRELL & R. W. VAN NORMAN versicolor 8Qg   #A Iris l.  .   1436495 7R7A     Asparagales   
{"catalogNumber": "1436495", "order": "Asparagales", "family": "Iridaceae", "scientificName": "Iris versicolor", "scientificNameAuthorship": "L.", "genus": "Iris", "subgenus": "", "specificEpithet": "versicolor", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. M. Fogg, Jr., H. A. Wahl, C. G. Tyrrell & R. W. Van Norman", "recordNumber": "20741", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}