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": ""}
        united@ states 6,7M  Oregon 0`(     sand dunes across the siuslaw river from florence, on the landward side, twp. 18 s, r. 12 w .hN<l    NX] 6105 TANACETUM Mg   TANACETUM BIPINNATUM *5          [i  1949-08-28 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Tanacetum bipinnatum", "scientificNameAuthorship": "", "genus": "Tanacetum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6105", "verbatimEventDate": "1949-08-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oregon", "county": "", "municipality": "", "locality": "Sand Dunes across the Siuslaw River from Florence, on the landward side, Twp. 18 S, R. 12 W", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}