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": ""}
     Q:+sE hydrangea   HYDRANGEACEAE %E    7x0 VIRGINIA  X Ir e.s. janson 1929-06-15  Y      < 1204711  <D arborescens    i5 fc L.  Xn united states CORNALES  Dk  hydrangea arborescens hv  contact um herbarium Xs+      `dV s.n.
{"catalogNumber": "1204711", "order": "Cornales", "family": "Hydrangeaceae", "scientificName": "Hydrangea arborescens", "scientificNameAuthorship": "L.", "genus": "Hydrangea", "subgenus": "", "specificEpithet": "arborescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.S. Janson", "recordNumber": "s.n.", "verbatimEventDate": "1929-06-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}