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": ""}
  pO~Mu S.N. (MICHX.) SALISB.  $=p    ann arbor R:6@V  -83.726329 92?Y  TRILLIUM E #Q   K 1886    W 02 melanthiaceae  grandiflorum x        Z Michigan   42.270872 W[   a6 liliales  sa W.S.Cheever        1339845 WASHTENAW   
{"catalogNumber": "1339845", "order": "Liliales", "family": "Melanthiaceae", "scientificName": "", "scientificNameAuthorship": "(Michx.) Salisb.", "genus": "Trillium", "subgenus": "", "specificEpithet": "grandiflorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W.S. Cheever", "recordNumber": "s.n.", "verbatimEventDate": "1886", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor", "decimalLatitude": "42.270872", "decimalLongitude": "-83.726329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}