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": ""}
   v keween2aw  ~ ISLE ROYALE, MCCARGOE COVE steraceae [CNAO   /s clair a. brown  QE: Mchigan     m arvense sandy clearing E     j ASTERALES  cGk Cirsium arvense  ? = 48.08555   b? 3547  mLVg "Flowers purplish, perfect; stoloniferous."  Cirsium Ju,    :i& 1252972  , mV  1930-08-04  7uh;* (L.) SGOP. -88.70813 ,   :>5[s UNITED STATES
{"catalogNumber": "1252972", "order": "Asterales", "family": "Asteraceae", "scientificName": "Cirsium arvense", "scientificNameAuthorship": "(L.) Scop.", "genus": "Cirsium", "subgenus": "", "specificEpithet": "arvense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Clair A. Brown", "recordNumber": "3547", "verbatimEventDate": "1930-08-04", "habitat": "Sandy clearing", "occurrenceRemarks": "\"Flowers purplish, perfect; stoloniferous.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Isle Royale, McCargoe Cove", "decimalLatitude": "48.08555", "decimalLongitude": "-88.70813", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}