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": ""}
 eWc$n Asclepias exaltata    EXALTATA 0vU  Apocnaceae .DC Q   [ menomine co.       ]-MZg GENTIANALES  Q GMf L.  k++ Michigan    UK MENOMINEE  I> Z s.n. 1916-08-10 E C8m   x< Asclepias edward g. voss  G  1220958 ZONR      b= UNITED STATES CHARLES A. DAVIS BI@ 
{"catalogNumber": "1220958", "order": "Gentianales", "family": "Apocynaceae", "scientificName": "Asclepias exaltata", "scientificNameAuthorship": "L.", "genus": "Asclepias", "subgenus": "", "specificEpithet": "exaltata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Charles A. Davis", "recordNumber": "s.n.", "verbatimEventDate": "1916-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Menominee", "municipality": "", "locality": "Menomine Co.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}