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": ""}
 Cenchrus brownii #`7   RS bloquera el crucero de el tonino; 8.5 mi s of las varas near jct of roads to altavista and la cucaracha  BROWNII $qc            rl8|V 21.0799       <i<!w roem. & schult.   -105.216 w6    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Cenchrus brownii", "scientificNameAuthorship": "Roem. & Schult.", "genus": "", "subgenus": "", "specificEpithet": "brownii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Bloquera el Crucero de el Tonino; 8.5 mi S of Las Varas near jct of roads to Altavista and La Cucaracha", "decimalLatitude": "21.0799", "decimalLongitude": "-105.216", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}