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": ""}
   tU poaceae   Sphenopholis NI    0y obtusata   60=  s.n.      1863 /~   l Poales SPHENOPHOLIS OBTUSATA AQ  NO DATA PROVIDED ON LABEL OF CATALOG NO: 1424518 >y Xh    R8 1424518     % M. Canby  
{"catalogNumber": "1424518", "order": "Poales", "family": "Poaceae", "scientificName": "Sphenopholis obtusata", "scientificNameAuthorship": "", "genus": "Sphenopholis", "subgenus": "", "specificEpithet": "obtusata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. Canby", "recordNumber": "s.n.", "verbatimEventDate": "1863", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "No data provided on label of catalog no: 1424518", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}