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": ""}
  W?  1119112  tB briza rotundata G. CALDERÃ³N DE RZEDOWSKI _    s[ 18303  9WaoF 1964-06-21  mU& -99.4371  Briza RK*@   Yu5V$ ladera basã¡ltica con vegetaciã³n de bosque de quercus y pinus Steud. X      ROTUNDATA =u&     MEXICO %    `E G 19.6575  $f n Poales   y-fg g. calderã³n de rzedowski  =  l piequexhimo; 5 km al nw de c9ahuacã¡n, sobre el camino a villa del carb³n
{"catalogNumber": "1119112", "order": "Poales", "family": "", "scientificName": "Briza rotundata", "scientificNameAuthorship": "Steud.", "genus": "Briza", "subgenus": "", "specificEpithet": "rotundata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "G. Calder\u00c3\u00b3n de Rzedowski", "recordedBy": "G. Calder\u00c3\u00b3n de Rzedowski", "recordNumber": "18303", "verbatimEventDate": "1964-06-21", "habitat": "Ladera bas\u00c3\u00a1ltica con vegetaci\u00c3\u00b3n de bosque de Quercus y Pinus", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Piequexhimo; 5 km al NW de Cahuac\u00c3\u00a1n, sobre el camino a Villa del Carb\u00c3\u00b3n", "decimalLatitude": "19.6575", "decimalLongitude": "-99.4371", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}