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": ""}
 EMMET O+g         1335537 OZ  john h. tanton [f1:m     s,   "two shrubs, about 3 m high, surrounded by many young plants. definitely not a cultiva7ed area. some of the drupes have 2 seeds, some 3."    Mill. LH56r     ]s~T) united states  s.B 1967-09-21   S.N. k    R 45.369944 frangula N@P: 
{"catalogNumber": "1335537", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Mill.", "genus": "Frangula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Tanton", "recordNumber": "s.n.", "verbatimEventDate": "1967-09-21", "habitat": "", "occurrenceRemarks": "\"Two shrubs, about 3 m high, surrounded by many young plants. Definitely not a cultivated area. Some of the drupes have 2 seeds, some 3.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Emmet", "municipality": "", "locality": "", "decimalLatitude": "45.369944", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}