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": ""}
 B  Dune region between Gulliver Lake and Lake Michigan.     9 4189   POALES !BD|   5 aquatilis  N/ WAHLENB.  1319638 vM     v) @ Carex aquatilis   !o]SP 45.96818  ,CF Schoolcraft  |.4$ MICHIGAN    .sE9 JOHN H. EHLERS  ^  -86.30346   ] Interdun ponds.  T!3j2 UNITED STATES  T 1929-08-26  Carex 3_z,E 
{"catalogNumber": "1319638", "order": "Poales", "family": "", "scientificName": "Carex aquatilis", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "aquatilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "4189", "verbatimEventDate": "1929-08-26", "habitat": "Interdune ponds.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "Dune region between Gulliver Lake and Lake Michigan.", "decimalLatitude": "45.96818", "decimalLongitude": "-86.030346", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}