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": ""}
  > collection tag #1. tree 6m high. active barcode, on same sheet as 31 may 1967 collection with inactive barcode 1475609  QFOr salicaceae  *2B>2 University of Michigan Botanical Gardens. Near outlet of pond 30 m E of Main Entrance Road.   . -83.662835  42.300243 ?   malpighiales v`   C$1 1967-04-29     056 Growig on flood-plain humus  P & marshall NIGRA n   1^dc% Salix nigra 1474871  1U  UNITED STATES c   Xw)i] WASHTENAW  T SALIX S.N. D@g03        Anton A. Reznicek  /Zc MICHIAN
{"catalogNumber": "1474871", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix nigra", "scientificNameAuthorship": "Marshall", "genus": "Salix", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1967-04-29", "habitat": "Growing on flood-plain humus", "occurrenceRemarks": "Collection tag #1. Tree 6m high. Active barcode, on same sheet as 31 May 1967 collection with inactive barcode 1475609", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "University of Michigan Botanical Gardens. Near outlet of pond 30 m E of Main Entrance Road.", "decimalLatitude": "42.300243", "decimalLongitude": "-83.662835", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}