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": ""}
 LOUISIANA x0   1423728 ra     G setaria magna   6o=n s.n. magna ,~A     ! A. B. LANGOIS setaria bAXo  POALES fvr5G    t 1884-09-06 united states g     I Vw  GRISEB.     POACEAE  !   Kb  PLAQUEMINES  : pointe a la hache
{"catalogNumber": "1423728", "order": "Poales", "family": "Poaceae", "scientificName": "Setaria magna", "scientificNameAuthorship": "Griseb.", "genus": "Setaria", "subgenus": "", "specificEpithet": "magna", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. B. Langlois", "recordNumber": "s.n.", "verbatimEventDate": "1884-09-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Louisiana", "county": "Plaquemines", "municipality": "", "locality": "Pointe a la Hache", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}