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": ""}
 G 23855   ONTARIO D   vVj) 1987-07-17      bv% HORDEUM JUBATUM     thunder bayZ jEE   CV| A Claude E. Garton  jubatum @V       HORDEUM   contact um herbarium _gddJ    ~vS` Canada  ?&2P POALES
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Hordeum jubatum", "scientificNameAuthorship": "", "genus": "Hordeum", "subgenus": "", "specificEpithet": "jubatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "23855", "verbatimEventDate": "1987-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}