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": ""}
   w. earle mulliken & emma j. cole t=D+    R HAMAMELIDACEAE  kG  42.96336  !:s michigan  C#2 virginiana HAMAMELIS !sp  1469148 3z+  HEAMAMELIS VIRGINIANA 7   S.N. UI     GRAND RAPIDS. ~;vW  -85.668086 |b$   yd! KSM40350      *rB L.   
{"catalogNumber": "1469148", "order": "", "family": "Hamamelidaceae", "scientificName": "Hamamelis virginiana", "scientificNameAuthorship": "L.", "genus": "Hamamelis", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. Earle Mulliken & Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "KSM40350", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Grand Rapids.", "decimalLatitude": "42.96336", "decimalLongitude": "-85.668086", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}