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": ""}
6661 *XVS    f euphorbia brachycera   M 1962-05-19   xe] EUPHORBI4CEAE     qGw` EUPHORBIA ON DRY BANK, IN SAND AND GRUS [SIC]. xX]uD   United States ?      t%se p. berry  d HANShFORD T. SHACKLETTE    _| Q7 2164  mt. vernon country club, lookout mountain. ;` D   c-A% Colorado  engelm. pan+i 
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "Euphorbia brachycera", "scientificNameAuthorship": "Engelm.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. Berry", "recordedBy": "Hansford T. Shacklette", "recordNumber": "6661", "verbatimEventDate": "1962-05-19", "habitat": "On dry bank, in sand and grus [sic].", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "", "municipality": "", "locality": "Mt. Vernon Country Club, Lookout Mountain.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2164", "maximumElevationInMeters": ""}