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": ""}
      !Y+XY TrEXAS  (n; MISSOURI   |k4| UNITED STATES  MUHL. ]   carex ,    5GX POND BETWEEN EUNICE & YUKON.   k carex decomposita  caF2 JULIAN A. STEYERMARK    z&U 19099  Cyperaceae :  1935-05-25 .8B@   rk decomposita   
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex decomposita", "scientificNameAuthorship": "Muhl.", "genus": "Carex", "subgenus": "", "specificEpithet": "decomposita", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Julian A. Steyermark", "recordNumber": "19099", "verbatimEventDate": "1935-05-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Texas", "municipality": "", "locality": "Pond between Eunice & Yukon.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}