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": ""}
   @ Eleocharis   lb# CYPERACEAE  o 182 -83.1490 T   (willd.) schult. 7   J$uiu detroit zoo.  RyM8 obtusa 1330510 Yfw5>  United States K   Oakland Se m=  POALES      c X3 1916-07-01   42.47652 z`!   John M. Sutton 1     - Michigan  | HENRY K. SVENSON ELEOCHARIS OBTUSA `E6 
{"catalogNumber": "1330510", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "(Willd.) Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "obtusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Henry K. Svenson", "recordedBy": "John M. Sutton", "recordNumber": "182", "verbatimEventDate": "1916-07-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Detroit Zoo.", "decimalLatitude": "42.47652", "decimalLongitude": "-83.14909", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}