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": ""}
 s.n. izrUj     United States P18?  -84.64989 h ~`       7 @! FESTUCA SUBVERTICILLATA    , 1893-06-15 edward g. voss  W>d    u Michigan    alma  R ;P    <h/ (Pers.) Alexeev   CHARLES A. DAVIS J  43.3814 *   ZUciV POALES  8 Poaceae  uhC Rich woods
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Festuca subverticillata", "scientificNameAuthorship": "(Pers.) Alexeev", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Charles A. Davis", "recordNumber": "s.n.", "verbatimEventDate": "1893-06-15", "habitat": "Rich woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Alma", "decimalLatitude": "43.3814", "decimalLongitude": "-84.64989", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}