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": ""}
  avena sativa aGC       ?  along county rd. 90, ca 1/2 mi e of town of pierce Poaceae !.   #robert merrill king, robert m. ga rvey %   13329 JjVE    [ 40.38.43N, 104.44.30W L. t     qLg SATIVA POALES E_   i* @0 1431433  Yr w colorado   avena Cq&g    2004-08-18 A  weld b 
{"catalogNumber": "1431433", "order": "Poales", "family": "Poaceae", "scientificName": "Avena sativa", "scientificNameAuthorship": "L.", "genus": "Avena", "subgenus": "", "specificEpithet": "sativa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Merrill King, Robert M. Garvey", "recordNumber": "13329", "verbatimEventDate": "2004-08-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Colorado", "county": "Weld", "municipality": "", "locality": "Along County Rd. 90, ca 1/2 mi E of town of Pierce", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "40.38.43N, 104.44.30W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}