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": ""}
  (MUHL. EX WILCLD.) SPRENG. 6   5i _ jennie v.a. dieterle     1252990 N   ? + Cirsium       "Fls. light magenta." y`i      ?v  UNITED STATES     e!k Michigan   
{"catalogNumber": "1252990", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Muhl. ex Willd.) Spreng.", "genus": "Cirsium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jennie V.A. Dieterle", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Fls. light magenta.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}