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 obtvsa w|m     ABOUT 8 KM SE OF HILLSDALE. NEAR INTERSECTION OF BLACK BRID6E RD. AND BOWONITCH RD. :EgC;   michigan i   41.861919 Cr    obtusa xbFi       g Poales  B Unite States    -84.54394 R~N 5    1988-10-17 w G   
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "obtusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1988-10-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "About 8 km SE of Hillsdale. Near intersection of Black Bridge Rd. and Bowonitch Rd.", "decimalLatitude": "41.861919", "decimalLongitude": "-84.54394", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}