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": ""}
      L bB 29 (dc.) knuth   `)G   MEXICO U  tamaulipas ~?   dense thorn scrub Jon steep slopes of crumbling gray shale ]@q    cylindropuvntia leptocaulis ;#`E   c CARYOPHYLLALES   * cactaceae   9br much branched, up to 24" high, nodes blue-green, ovaries bright green, flowers yellow-green. spines b rown or reddish brown in youth. joints subterete     cylindropuntia iX C   H. E. MOORE, JR. & C. E. WOOD, JR. j 
{"catalogNumber": "", "order": "Caryophyllales", "family": "Cactaceae", "scientificName": "Cylindropuntia leptocaulis", "scientificNameAuthorship": "(DC.) Knuth", "genus": "Cylindropuntia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. E. Moore, Jr. & C. E. Wood, Jr.", "recordNumber": "29", "verbatimEventDate": "", "habitat": "Dense thorn scrub on steep slopes of crumbling gray shale", "occurrenceRemarks": "Much branched, up to 24\" high, nodes blue-green, ovaries bright green, flowers yellow-green. Spines brown or reddish brown in youth. Joints subterete", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tamaulipas", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}