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": ""}
1952-06-22 iTvvT   United States c|1   RRb  Contact UM Herbarium   U(Am2 1436250  ]Z Dz p. mill. 119 h+  betulaceae 87 k      Harley H. Bartlett & JohnG F. Gray^son J   -]+X|# alnus Minnesota ,5         Aq2.| Fagales   ALNUS `>@  
{"catalogNumber": "1436250", "order": "Fagales", "family": "Betulaceae", "scientificName": "Alnus", "scientificNameAuthorship": "P. Mill.", "genus": "Alnus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett & John F. Grayson", "recordNumber": "119", "verbatimEventDate": "1952-06-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Minnesota", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}