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": ""}
  -$*Z [edwin s. ge=orge reserve] grid j-22.  hoz nutt.    x 1316982 exigua *5,  F.N. Hamerstrom, Jr. M Kj     Michigan + ?   V$Ah SALIX EXIGUA   Livingston  , Ck  MALPIGHILES L?f 4  1946-06-16 6@rP(    bs -84.00539   P|2?u 638   .A Salicaceae  KfaCA salix  e 42.45608 [PISTILLATE] FkzO  
{"catalogNumber": "1316982", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix exigua", "scientificNameAuthorship": "Nutt.", "genus": "Salix", "subgenus": "", "specificEpithet": "exigua", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.N. Hamerstrom, Jr.", "recordNumber": "638", "verbatimEventDate": "1946-06-16", "habitat": "", "occurrenceRemarks": "[pistillate]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "[Edwin S. George Reserve] Grid J-22.", "decimalLatitude": "42.45608", "decimalLongitude": "-84.00539", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}