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": ""}
   ! nx 1939-09-22    ^+^ UNITED STATES  NEAR ORANGE _5    Yr@ WILLIAM A. SILVEUS  Ir#K Texas    Poir.   LO Orange 5123 A f   1405680 yt#)    ARISTIDA PURPURASCENS %Mq)    PURPURASCENS O   Poales #    #R POACEAE   @ Aristida
{"catalogNumber": "1405680", "order": "Poales", "family": "Poaceae", "scientificName": "Aristida purpurascens", "scientificNameAuthorship": "Poir.", "genus": "Aristida", "subgenus": "", "specificEpithet": "purpurascens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William A. Silveus", "recordNumber": "5123 A", "verbatimEventDate": "1939-09-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Orange", "municipality": "", "locality": "Near Orange", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}