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": ""}
 = K CROTON     UnitedStates 1543210 I a*W   #@   shrub to 1-2 f7. in height.   f& cav.  Euphorbiaceae n   Desert flats w. of Chisos Mts. B F  Texas 2     pM: P. E. BERRY  T Malpighiales   DIOICUS g#    U6 & 3749 Common about arroyos on Larrea-Flourensia desert flats X     G~P CROTON DIOICUS 1939-10-19 a~)X     fD c. h. mueller  brewster y. 
{"catalogNumber": "1543210", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton dioicus", "scientificNameAuthorship": "Cav.", "genus": "Croton", "subgenus": "", "specificEpithet": "dioicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. E. Berry", "recordedBy": "C. H. Mueller", "recordNumber": "3749", "verbatimEventDate": "1939-10-19", "habitat": "Common about arroyos on Larrea-Flourensia desert flats", "occurrenceRemarks": "Shrub to 1-2 ft. in height.", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Brewster", "municipality": "", "locality": "Desert flats w. of Chisos Mts.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}