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": ""}
Poaceae m[6       l X united states FESTUCA gi! c   0 OCTOFLORA 1427142 LT    U3 1946-04-12 Poales 2j     texas h   FESTUCA OCTOFLORA ,?   barton h. warnock g v   ]x Colorado River near Austin    16t126 *c/N    
{"catalogNumber": "1427142", "order": "Poales", "family": "Poaceae", "scientificName": "Festuca octoflora", "scientificNameAuthorship": "", "genus": "Festuca", "subgenus": "", "specificEpithet": "octoflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Barton H. Warnock", "recordNumber": "16t126", "verbatimEventDate": "1946-04-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Colorado River near Austin", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}