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": ""}
    Rydb. (    $ united sates POACEAE 6)#    3 BOTHRIOCHLOA SACCHAROIDES  1946-09-13  (:     u roadside   F Victor L. Cory    1406420  `T           U ? SACCHROIDES
{"catalogNumber": "1406420", "order": "", "family": "Poaceae", "scientificName": "Bothriochloa saccharoides", "scientificNameAuthorship": "Rydb.", "genus": "", "subgenus": "", "specificEpithet": "saccharoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Victor L. Cory", "recordNumber": "", "verbatimEventDate": "1946-09-13", "habitat": "Roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}