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": ""}
 aCT MAIANTHEMUM RACEMOSUM   @O ASPARAGACEAE          43.3814 1889-06-15 WxOt+    (l.) link xR       _ Asparagales   $ S.N. gratiot <b    Maianthemum 1   michigan =$#   Kiy -84.64989
{"catalogNumber": "", "order": "Asparagales", "family": "Asparagaceae", "scientificName": "Maianthemum racemosum", "scientificNameAuthorship": "(L.) Link", "genus": "Maianthemum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1889-06-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Gratiot", "municipality": "", "locality": "", "decimalLatitude": "43.3814", "decimalLongitude": "-84.64989", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}