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": ""}
Chenopodium simplex c8 @d   # Dane h.m. ferry e=B       4,? 1892-07-28      oe: united states    ac 1438161    O^+u Contact UM Herbarium   +u~ caryophyllal3s  AMARANTHACEAE Ujv5t   a&~ w Wisconsin   (Torr.) Raf. p   Qn s.n.  p9 SIMPLEX
{"catalogNumber": "1438161", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Chenopodium simplex", "scientificNameAuthorship": "(Torr.) Raf.", "genus": "", "subgenus": "", "specificEpithet": "simplex", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H.M. Ferry", "recordNumber": "s.n.", "verbatimEventDate": "1892-07-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Wisconsin", "county": "Dane", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}