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 8 (MICHX.) NEES EX STEUD. sonora uAo(  stephen d. koch y m. f. denton H[[^Y   1940-09-06 q     PECTINACEA mr   30.4698 J/+/    ]lsY SAN FRANCISCO; BAVISPE; HORCONCITOS, ARROYO DEL S4LTO eragrostis Au~  3753        ] mexico   q[.N -108.933  D 1121641 
{"catalogNumber": "1121641", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Michx.) Nees ex Steud.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "pectinacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Stephen D. Koch y M. F. Denton", "recordedBy": "", "recordNumber": "3753", "verbatimEventDate": "1940-09-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Sonora", "county": "", "municipality": "", "locality": "San Francisco; Bavispe; Horconcitos, Arroyo del Salto", "decimalLatitude": "30.4698", "decimalLongitude": "-108.933", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}