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": ""}
    d flowers white  S Cornales    Ann Arbor; along NW side of Traver Rd., close to Leslie S[cience Center  H8     Z#M 2015-06-11      ~ 42.301237   eh%  AMANDA KLAIN  + loisel.  Cfxf` Anton A. Reznicek Philadelphus p#ubescens  rS:    C pubescens United States mh   
{"catalogNumber": "", "order": "Cornales", "family": "", "scientificName": "Philadelphus pubescens", "scientificNameAuthorship": "Loisel.", "genus": "", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Amanda Klain", "recordNumber": "", "verbatimEventDate": "2015-06-11", "habitat": "", "occurrenceRemarks": "Flowers white", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Ann Arbor; along NW side of Traver Rd., close to Leslie Science Center", "decimalLatitude": "42.301237", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}