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": ""}
    POALES oY: =  1986-08-21 Z Pd   d, Schoenop|ectus (Torr.) SjÃ¡k K+*C`     FKDW: Schoenoplectus subterminalis   &>4 UNITED STATES     + subterminalis  pennsylvania  aRV      Eq F 284    L CYPER4CEAE 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Schoenoplectus subterminalis", "scientificNameAuthorship": "(Torr.) Soj\u00c3\u00a1k", "genus": "Schoenoplectus", "subgenus": "", "specificEpithet": "subterminalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "284", "verbatimEventDate": "1986-08-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}