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": ""}
  Asteraceae           Zi Isle Royale, Trail to Minong Mine, McCargoe Cove 1930-07-31 2   HN) cirsium arvense    g)6!j Cirsium KEWEENAW f)  ARVENSE AY s  Michigan qWu>X  48.08555 q@~6d   (L.) SCOP. ._a1c  2350  Jeg-   & "HEADS WITH PERFECT FLOWERS PURPLISH COROLLA, NO DECURRENT LEAVES."    
{"catalogNumber": "", "order": "", "family": "Asteraceae", "scientificName": "Cirsium arvense", "scientificNameAuthorship": "(L.) Scop.", "genus": "Cirsium", "subgenus": "", "specificEpithet": "arvense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2350", "verbatimEventDate": "1930-07-31", "habitat": "", "occurrenceRemarks": "\"Heads with perfect flowers purplish corolla, no decurrent leaves.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Isle Royale, Trail to Minong Mine, McCargoe Cove", "decimalLatitude": "48.08555", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}