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": ""}
 r incertus  1408984 ey  Poaceae Mg  1976-11-01 2c o.    B` UNITED STATES cenchrus wP.O       9089 _aat   poales  y  w. c. brumbach 5     florida B    cenchrus incertus f5  LEE ` 4 ~   |t( contact umk herbarium  
{"catalogNumber": "1408984", "order": "Poales", "family": "Poaceae", "scientificName": "Cenchrus incertus", "scientificNameAuthorship": "", "genus": "Cenchrus", "subgenus": "", "specificEpithet": "incertus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. C. Brumbach", "recordNumber": "9089", "verbatimEventDate": "1976-11-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Lee", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}