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": ""}
 B1 1535822   $j veronicastrum virginicum  BUNCOMBE xUdd   6Qo  (L.) Farw.  GRPM 42666 zTFDL   tW Lqamiales   PLANTAGINACEAE Z-    wAB? 1897-08-02   VIRGINICUM J   Veronicastrum  ;i5    ;  Dry slopes    s%/0= s.n. CEDAR CLIFF MOUNTAIN  w  NOT EVIDENT r   
{"catalogNumber": "1535822", "order": "Lamiales", "family": "Plantaginaceae", "scientificName": "Veronicastrum virginicum", "scientificNameAuthorship": "(L.) Farw.", "genus": "Veronicastrum", "subgenus": "", "specificEpithet": "virginicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "s.n.", "verbatimEventDate": "1897-08-02", "habitat": "Dry slopes", "occurrenceRemarks": "GRPM 42666", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Buncombe", "municipality": "", "locality": "Cedar Cliff Mountain", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}