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": ""}
frangula purshiana 1    Cooper eC  RHAMNACEAE 7   RbD Shaded woods  ( 1931-06-21 frangula &=p`   !LLxV 3193  x6VF purshiana         /cl BOOT SPRING. CHISOS MTNS.  xS)Ko Texas   rosales Zv  brewster j   1431936 4    x2Zbe john a. moore Unitd States 3   
{"catalogNumber": "1431936", "order": "Rosales", "family": "Rhamnaceae", "scientificName": "Frangula purshiana", "scientificNameAuthorship": "Cooper", "genus": "Frangula", "subgenus": "", "specificEpithet": "purshiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John A. Moore", "recordNumber": "3193", "verbatimEventDate": "1931-06-21", "habitat": "Shaded woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Brewster", "municipality": "", "locality": "Boot Spring. Chisos Mtns.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}