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": ""}
Betulaceae cb*s  1435970Ni    % contact um herbarium   j UNITED STATES     H3k 1887  tMaL Carl O. Er|anson  incana _E    iI Colorado     alnus incana subs. tenuifolia      ?i^&a ALNUS    2591 c3_    
{"catalogNumber": "1435970", "order": "", "family": "Betulaceae", "scientificName": "Alnus incana subsp. tenuifolia", "scientificNameAuthorship": "", "genus": "Alnus", "subgenus": "", "specificEpithet": "incana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Erlanson", "recordNumber": "1887", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2591", "maximumElevationInMeters": ""}