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": ""}
 OD- 1543572   RAC  P. E. BERRY   MALPIGHIALES d(  h      1949-06-08  U?adX   Croton pottsii var. pottsii  I  United States z     r terrell      V(8[5 roaside 18 milessouth of sheffield, in mesquite-creosote bush flats pottsii l   euphorbiaceae nO   % 161 
{"catalogNumber": "1543572", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton pottsii var. pottsii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "pottsii", "identifiedBy": "P. E. Berry", "recordedBy": "", "recordNumber": "161", "verbatimEventDate": "1949-06-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Terrell", "municipality": "", "locality": "Roadside 18 miles south of Sheffield, in mesquite-creosote bush flats", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}