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 EfMrH    x0X HANSFORD T. SHACKLETTE  l. @/Hf       &j  CONTACT UM HERBAzRIUM  hydrangea arborescens F1CSg   ,h?Dz HYDRANGEACEAE    &(   1962-07-29 NISSOURI  lz&   folder named subsp, not var. j   u Iron  j- 6718 hydrangea j@   a/ arborescens   CORNALES  my  1204759  =?>3  
{"catalogNumber": "1204759", "order": "Cornales", "family": "Hydrangeaceae", "scientificName": "Hydrangea arborescens", "scientificNameAuthorship": "L.", "genus": "Hydrangea", "subgenus": "", "specificEpithet": "arborescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hansford T. Shacklette", "recordNumber": "6718", "verbatimEventDate": "1962-07-29", "habitat": "", "occurrenceRemarks": "folder named subsp, not var.", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Iron", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}