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": ""}
   <  Cyperaceae   JE@; 25244     f~ LOUISIANA (Pers.) Volk. ex Schinz & R. Keller V,cqq   `n John W. Thieret  @ SCH3OENOPLECTUS     CONTACT UM HERBARIUM YA  AMERICANUS :E   v UNITED STATES  1450692  2Svk       Y D schoenoplectus americanus  pF Poales
{"catalogNumber": "1450692", "order": "Poales", "family": "Cyperaceae", "scientificName": "Schoenoplectus americanus", "scientificNameAuthorship": "(Pers.) Volk. ex Schinz & R. Keller", "genus": "Schoenoplectus", "subgenus": "", "specificEpithet": "americanus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John W. Thieret", "recordNumber": "25244", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Louisiana", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}