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": ""}
MICHIGAN [!    =P%U eriocephala 1319039 &g    [ 42.276018    4,W? plant 10   X`9] United States EDWIN B. MAINS J    saginaw forIest, ann arbor. Hox<c   D6 SALIX Washtenaw 7g /  -83.806645 W  MALPIGHIALES x     L|o salix eriocephala  1932-05-06 r+CU   SALICACEAE d> S!  S.N. &KN9D  michx. f9  
{"catalogNumber": "1319039", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix eriocephala", "scientificNameAuthorship": "Michx.", "genus": "Salix", "subgenus": "", "specificEpithet": "eriocephala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edwin B. Mains", "recordNumber": "s.n.", "verbatimEventDate": "1932-05-06", "habitat": "", "occurrenceRemarks": "Plant 10", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Saginaw Forest, Ann Arbor.", "decimalLatitude": "42.276018", "decimalLongitude": "-83.806645", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}