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": ""}
 _  Salicaceae   PC UNITED STATES   1316589 x3|  muhl.  s%    [PISTILLATE MATERIAL. ACTIVE BARCODE, ON SAME SHEET WITH STAMINATE MATERIAL OF S. BEBBIANA WITH INACTIVE BARCODE 1474828] G+.   discolor  >   # saginaw     BETTY M. ROBERTSN      513 ? | 7  Salix 0=    #B39+ salix discolor along railroad embankment in depression 3 m/i. n. of st. charles. ]7r  Malpighiales n,~  1941-04-26 536a 
{"catalogNumber": "1316589", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix discolor", "scientificNameAuthorship": "Muhl.", "genus": "Salix", "subgenus": "", "specificEpithet": "discolor", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Betty M. Robertson", "recordNumber": "513", "verbatimEventDate": "1941-04-26", "habitat": "", "occurrenceRemarks": "[Pistillate material. Active barcode, on same sheet with staminate material of S. bebbiana with inactive barcode 1474828]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Saginaw", "municipality": "", "locality": "Along railroad embankment in depression 3 mi. N. of St. Charles.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}