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": ""}
1420946 H   8 POALES 52670  |=       J0 Â½ MILE S.W. OF HOOKS SWITCH    ?]az POACEAE  20e l.  ! Hardin      akO  Poa annua    v_ ANNUA      2B 1947-04-07  poa FnO 
{"catalogNumber": "1420946", "order": "Poales", "family": "Poaceae", "scientificName": "Poa annua", "scientificNameAuthorship": "L.", "genus": "Poa", "subgenus": "", "specificEpithet": "annua", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "52670", "verbatimEventDate": "1947-04-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Hardin", "municipality": "", "locality": "\u00c2\u00bd mile S.W. of Hooks Switch", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}