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": ""}
       2907 *      #7^W "PROJECT ELF" "ELEV (FT) 1300" "INFREQUENT" "HT 20" "  SA17UENSIS Y  %   w[<6t POA       > poa s altuensis  john h. guidinger  (< n   1985-06>-25 3jJ   u MICHIGAN 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Poa saltuensis", "scientificNameAuthorship": "", "genus": "Poa", "subgenus": "", "specificEpithet": "saltuensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Guidinger", "recordNumber": "2907", "verbatimEventDate": "1985-06-25", "habitat": "", "occurrenceRemarks": "\"Project ELF\" \"Elev (Ft) 1300\" \"infrequent\" \"Ht 20\" \"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}