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": ""}
  iz "FIELD IDENTIF. CHARACTERS: FINELY DISSECTED BIPINNATELY COMPOUND LVS." L. M/T  achillea  l<   a*steraceae ;O9D  ASTERALES t  anne l. stevenson  %   IrY 42.304442  WASHTENAW iIO    p 1968-08-08    Edward G. Voss UR    y c millefolium  s.n. M    UNITED STATES $Xk:J   e/x   -83.657491  Mk  1221757  
{"catalogNumber": "1221757", "order": "Asterales", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Achillea", "subgenus": "", "specificEpithet": "millefolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Anne L. Stevenson", "recordNumber": "s.n.", "verbatimEventDate": "1968-08-08", "habitat": "", "occurrenceRemarks": "\"Field identif. characters: finely dissected bipinnately compound lvs.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.304442", "decimalLongitude": "-83.657491", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}