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": ""}
BUTOMACEAE @ ]U~     eP1 7440   Fin 1968-08-19  ABUNDANT. COMPLETELY COVERING THE BOTTOM OF DITCH. dkO      YW ohio   ?N[4 little portage wildlife area, ca. 5.5 mi. w of port clinton. bay twp., on e si de entrance road at ne1/4 sec. 8, t6n, r16e. Robert R. Haynes H          E ) United States     ! Ottawa MBELLATUS 0pT   L. =e   
{"catalogNumber": "", "order": "", "family": "Butomaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "umbellatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robert R. Haynes", "recordedBy": "", "recordNumber": "7440", "verbatimEventDate": "1968-08-19", "habitat": "", "occurrenceRemarks": "Abundant. Completely covering the bottom of ditch.", "associatedTaxa": "", "country": "United States", "stateProvince": "Ohio", "county": "Ottawa", "municipality": "", "locality": "Little Portage Wildlife Area, ca. 5.5 mi. W of Port Clinton. Bay Twp., on E side entrance road at NE1/4 Sec. 8, T6N, R16E.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}