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": ""}
  JOHN M. TUCKER 40    cK 1942-04-18   BETVLACEAE =&v4F     + 1264  jK alnus  T(my_ contact um herbarium     ; SANTA ANA fagales SU!Ya     <S#% 1262097    acuminata c #h  (schltdl.) furlow ;#6   
{"catalogNumber": "1262097", "order": "Fagales", "family": "Betulaceae", "scientificName": "", "scientificNameAuthorship": "(Schltdl.) Furlow", "genus": "Alnus", "subgenus": "", "specificEpithet": "acuminata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John M. Tucker", "recordNumber": "1264", "verbatimEventDate": "1942-04-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Santa Ana", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}