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": ""}
 poaceae xO   o/o, poales     8 Chihuahua  <~x  LEROY H. HARVEY  1939-08-20 s     hGZ mexico    1117996 U  la frontera; santa isabel L:!wQ  aristidoides UBPs      O (kunth) griseb.       /RcT Bouteloua aristidoides
{"catalogNumber": "1117996", "order": "Poales", "family": "Poaceae", "scientificName": "Bouteloua aristidoides", "scientificNameAuthorship": "(Kunth) Griseb.", "genus": "", "subgenus": "", "specificEpithet": "aristidoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "LeRoy H. Harvey", "recordNumber": "", "verbatimEventDate": "1939-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Chihuahua", "county": "", "municipality": "", "locality": "La Frontera; Santa Isabel", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}