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": ""}
 : 1534338 Fort Kent, Flats of St. John's River e   t1(L.) SCH.BIP. ASTERACEAE `&a &      nd | bipinnatum    MAINE    a5terales DGFn   1 m. l. fernald  Ge Aroostook     F Tanacetum   s.n. 7;  B   1906-07-02 /v?d   united states 3] :~  TANACETUM BIPINNATUM LTw 
{"catalogNumber": "1534338", "order": "Asterales", "family": "Asteraceae", "scientificName": "Tanacetum bipinnatum", "scientificNameAuthorship": "(L.) Sch.Bip.", "genus": "Tanacetum", "subgenus": "", "specificEpithet": "bipinnatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. L. Fernald", "recordNumber": "s.n.", "verbatimEventDate": "1906-07-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maine", "county": "Aroostook", "municipality": "", "locality": "Fort Kent, Flats of St. John's River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}