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": ""}
   J/dr United States  R EUPHORBIACEAE MALPIGHIALES 3r0   NOT SEEN ELSEWHERE AT THIS LOCALITY cl#  ENGELM. EX TORR. %D7    F croton fruticulosus  BH 9z 1952-07-19  :Z  1981   ` 1543238    k big biend national park, chisos mountains slopeswith forests, casa grande    ROUGH TALUS SLOPE )p 2   so 4415  ;  G. L. Webster & K. I. Miller   texas mQi   
{"catalogNumber": "1543238", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton fruticulosus", "scientificNameAuthorship": "Engelm. ex Torr.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. L. Webster & K. I. Miller", "recordNumber": "4415", "verbatimEventDate": "1952-07-19", "habitat": "rough talus slope", "occurrenceRemarks": "not seen elsewhere at this locality", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Big Bend National Park, Chisos Mountains slopes with forests, Casa Grande", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1981", "maximumElevationInMeters": ""}