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": ""}
1974-06-11 J<s!          michigan TtU    5Y; sw 1/4 sw 1/4 nw 1/4 sec 29 t39Cnr18w    orobanchaceae R3/u  DELTA $      -86.55388 (7     FARW. a1oO   castilleja =@afl  45.74393 UL>aG 
{"catalogNumber": "", "order": "", "family": "Orobanchaceae", "scientificName": "", "scientificNameAuthorship": "Farw.", "genus": "Castilleja", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1974-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "SW 1/4 SW 1/4 NW 1/4 Sec 29 T39N-R18W", "decimalLatitude": "45.74393", "decimalLongitude": "-86.55388", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}