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": ""}
 xB 1941-06-28 2438 _ve  18379 =Tb       h WALTER N. KOELZ ovina 7Oz  148855 ^@@X?  poaceae (   L. JN  Festuca ovina D xA&    festuca PjN     [*GLORESTAN DORUD, PROVINCE OF LURISTAN X F   dorud _     r74 IRAN     poales
{"catalogNumber": "1486855", "order": "Poales", "family": "Poaceae", "scientificName": "Festuca ovina", "scientificNameAuthorship": "L.", "genus": "Festuca", "subgenus": "", "specificEpithet": "ovina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18379", "verbatimEventDate": "1941-06-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Iran", "stateProvince": "Lorestan", "county": "Dorud", "municipality": "", "locality": "Dorud, Province of Luristan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2438", "maximumElevationInMeters": ""}