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": ""}
    (!yxU FABALES   CERCIS CANADENSIS Z6 e?,      Hne 4484  Lg7a Mexico LOS ARRIEROS; 21 MI N OF TULA, ALONG ROUTE 70 6          +zh cercis    L. ;|K  1961-04-05 T%J  
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Cercis canadensis", "scientificNameAuthorship": "L.", "genus": "Cercis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4484", "verbatimEventDate": "1961-04-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Los Arrieros; 21 mi N of Tula, along route 70", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}