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 hLs  1398120 _nZ     eAe 1984-09-23 MICHAEL J. OLDHAM :9   eleocharis obtusa !c:c&   Essex g/    Pelee Twp, Pelee Islnd, quarry on S side of East-West Road. ;Q     canada OBTUSA Y1k  6zi POALES  S;  Cyperaceae  On|tario VAm*   4574 ;sc>    x.SjT (willd.) schult.
{"catalogNumber": "1398120", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "(Willd.) Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "obtusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "4574", "verbatimEventDate": "1984-09-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Essex", "municipality": "", "locality": "Pelee Twp, Pelee Island, quarry on S side of East-West Road.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}