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": ""}
    8i!Qh MERRITT L. FERNALD  AppKj ANONYMOUS PL. EXS. GRAYAN. 438     : J United St4tes           eleocharis _<P`0    Wf ELEOCHARIS OBTUSA   7]IA CYPERACEAE  &+>]T 1398069  Mill River, Weymouth. -   .<zZ5 OBTUSA
{"catalogNumber": "1398069", "order": "", "family": "Cyperaceae", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "obtusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Merritt L. Fernald", "recordNumber": "Anonymous Pl. Exs. Grayan. 438", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Mill River, Weymouth.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}