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": ""}
 VAR. dbJ^    lindheimeri 0  SALICACEAE )q  c.k. schneid. yt7   qXL salix    ?NY contact um herbarium  y2Md> Salix nigra var. lindheimeri   v3B9 nigra   1456722 si   W$< malpighiales     uited states yM     wilbarger fo 
{"catalogNumber": "1456722", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix nigra var. lindheimeri", "scientificNameAuthorship": "C.K. Schneid.", "genus": "Salix", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "var.", "infraspecificEpithet": "lindheimeri", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Wilbarger", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}