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": ""}
 +, united states  S.N. e  J. W. Blankinship ^O    3 viridis    1903-08-14 ^e<     Poales 6 n     D 9u 1423901  W , Poaceae  hy* NEAR WILBAUX    a)y MONTANA  -2 setaria viridis  setaria N/ y=  gallatin J.Z7    y. o3 (L.) P. Beauv.
{"catalogNumber": "1423901", "order": "Poales", "family": "Poaceae", "scientificName": "Setaria viridis", "scientificNameAuthorship": "(L.) P. Beauv.", "genus": "Setaria", "subgenus": "", "specificEpithet": "viridis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. W. Blankinship", "recordNumber": "s.n.", "verbatimEventDate": "1903-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "Gallatin", "municipality": "", "locality": "near Wilbaux", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}