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": ""}
isolepis ernua W 8;0   B> 2] (Vahl) Roem. & Schult.  x < 1940-06-24    p lf SAN LUIS OBISPO 4737 eva    - poales  eFS`  California    R tTX CERNUA         D CYPERACEAE  139966 `vX c    isolpis o  GRAGGS CANYON, MILES.   
{"catalogNumber": "1399366", "order": "Poales", "family": "Cyperaceae", "scientificName": "Isolepis cernua", "scientificNameAuthorship": "(Vahl) Roem. & Schult.", "genus": "Isolepis", "subgenus": "", "specificEpithet": "cernua", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4737", "verbatimEventDate": "1940-06-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "California", "county": "San Luis Obispo", "municipality": "", "locality": "Graggs Canyon, Miles.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}