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": ""}
united states f t       -83.721919 n    ANN ARBOR, ARBORETUM A-b~   6wHM Michigan       Philadelphus    a8~f4 Cornales c.d. larue @    X|h~ss CULTIVATED.  Schrad. ex DC. 4    opI PHILADELPHUS ZEYHERI 
{"catalogNumber": "", "order": "Cornales", "family": "", "scientificName": "Philadelphus zeyheri", "scientificNameAuthorship": "Schrad. ex DC.", "genus": "Philadelphus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "C.D. LaRue", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Cultivated.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Ann Arbor, Arboretum", "decimalLatitude": "", "decimalLongitude": "-83.721919", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}