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": ""}
 w: 1893-07-31  s.n. |vq   betulaceae ~l  -84.392 At  Michigan !    Britton t  FAGALES v>Wk2  DODGE'S TAMARACKS       alleg haniensis T_Bg    n anton a. reznicek BETULA X    Sxp3] 42.2023    :/< 1353620  Betula alleghaniensis l&c  
{"catalogNumber": "1353620", "order": "Fagales", "family": "Betulaceae", "scientificName": "Betula alleghaniensis", "scientificNameAuthorship": "Britton", "genus": "Betula", "subgenus": "", "specificEpithet": "alleghaniensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1893-07-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Dodge's tamaracks", "decimalLatitude": "42.2023", "decimalLongitude": "-84.392", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}