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": ""}
     $ EHRH.  @ John H. Guidinger  NR1.u Michigan  PRUNUS $_      13Kgm rosaceae Rosales bF.yf   vT$D Dahlem Environmental Center. Arboretum. 1477261 Q k     serotina  a   GU?YP prunus serotina  WiQ -84.316217    Jackson G3)     
{"catalogNumber": "1477261", "order": "Rosales", "family": "Rosaceae", "scientificName": "Prunus serotina", "scientificNameAuthorship": "Ehrh.", "genus": "Prunus", "subgenus": "", "specificEpithet": "serotina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Guidinger", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "Dahlem Environmental Center. Arboretum.", "decimalLatitude": "", "decimalLongitude": "-84.316217", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}