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": ""}
 POACEAE  wv$    M[s_2 515     f GROSTIS PERENNANS VIRGINIA +w@s   Oe perennans    8< PAGE   Ja1 (walter) tuck.    e/%r 1945-07-15    0X r. c.y. chou 1403889 4Py    P. SHENANDOAH NATIONAL PARK, APPALACHIAN  TRAIL TO HAWKSBILL MT.     6j %: P0ALES 
{"catalogNumber": "1403889", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis perennans", "scientificNameAuthorship": "(Walter) Tuck.", "genus": "", "subgenus": "", "specificEpithet": "perennans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. C.Y. Chou", "recordNumber": "515", "verbatimEventDate": "1945-07-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Virginia", "county": "Page", "municipality": "", "locality": "Shenandoah National Park, Appalachian Trail to Hawksbill Mt.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}