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": ""}
 z  robert w. smith    r -84.0231639   Nx anton a. reznie    d: weed.      2012-05-08 RYy2     41.9079056  (     leawee iFK     <E,4 Boraginaceae   6~ Myosotis stricta  Vy:w MICHIGAN
{"catalogNumber": "", "order": "", "family": "Boraginaceae", "scientificName": "Myosotis stricta", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Robert W. Smith", "recordNumber": "", "verbatimEventDate": "2012-05-08", "habitat": "", "occurrenceRemarks": "Weed.", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "", "decimalLatitude": "41.9079056", "decimalLongitude": "-84.0231639", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}