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": ""}
WILLIAM A. SILVEUS V      BOUTELOUA MX    poaceae           1932-09-11 H r  (VASEY & HACK.) COLUMBUS 1]c        9 1406672    ~~ ERECTA bouteloua erecta V)(%n  
{"catalogNumber": "1406672", "order": "", "family": "Poaceae", "scientificName": "Bouteloua erecta", "scientificNameAuthorship": "(Vasey & Hack.) Columbus", "genus": "Bouteloua", "subgenus": "", "specificEpithet": "erecta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William A. Silveus", "recordNumber": "", "verbatimEventDate": "1932-09-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}