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": ""}
 31.4442  @~-9      hO Poace ae  vR vasey   F 1932-10-21  5908 +  POALES wmWc   EL RANCHITO; 2 MI S OF SASABE S|#Eq   DOROTHY B. WIGGINS <P   Gv&,R Bouteloua rothrockii    1118817 u[     SONORA f0FYQ    
{"catalogNumber": "1118817", "order": "Poales", "family": "Poaceae", "scientificName": "Bouteloua rothrockii", "scientificNameAuthorship": "Vasey", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dorothy B. Wiggins", "recordNumber": "5908", "verbatimEventDate": "1932-10-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Sonora", "county": "", "municipality": "", "locality": "El Ranchito; 2 mi S of Sasabe", "decimalLatitude": "31.4442", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}