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.B. SHAW e   xU;Q; gracilis           1q121858 0n    ye[K~ (fourn.) a.s. hitchc.    waRA Mexico poales t M     +O. JOSÃ© VERA SANTOS  _F%:k Eriochloa  /o 1901 ERIOCHLOA GRACILI5 CE<o    1941-08-28 N +9Q 
{"catalogNumber": "1121858", "order": "Poales", "family": "", "scientificName": "Eriochloa gracilis", "scientificNameAuthorship": "(Fourn.) A.S. Hitchc.", "genus": "Eriochloa", "subgenus": "", "specificEpithet": "gracilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "R.B. Shaw", "recordedBy": "Jos\u00c3\u00a9 Vera Santos", "recordNumber": "1901", "verbatimEventDate": "1941-08-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}