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": ""}
 E!  vahl  _p 9574   1938-07-04 ^5    polyphyllus gX~ I   I D united states    SnAw FAIRFAX  zh.u SCIRPUS POLYPHYLLUS   hG<V, 1402325  ib5Mf CYPERACEAE   suk9 VIRGINIA MARSHY BANK OF STREAM IN WOODS. ;   Yz POALES  Frederick J. Hermann [G-  Scirpus ROdA    O ALONG POTOMAC RIVER, 1.75 MILES E    
{"catalogNumber": "1402325", "order": "Poales", "family": "Cyperaceae", "scientificName": "Scirpus polyphyllus", "scientificNameAuthorship": "Vahl", "genus": "Scirpus", "subgenus": "", "specificEpithet": "polyphyllus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "9574", "verbatimEventDate": "1938-07-04", "habitat": "Marshy bank of stream in woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "Fairfax", "municipality": "", "locality": "along Potomac river, 1.75 miles E", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}