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": ""}
Pursh 2@o15   C UNITED STATES    Y Dry-mesic southern forest; am0ng 1-2 ft. dbh red oaks & scattered Fagus, par7 shade, sandy loam. Common. Assoc.: Quercus rubra, Acer rub., Cornus florida, Prunus ser., Ribes cynos., Trillium gand.  Zaj MALPIGHIALES   XT+_ 169     Viola ]nx3,   edward g. voss h<WX  0.1 mAi E of Longman Rd., 0.15 mi S of Sand Trail.  K w    violaceae /zo   Y6J?x 1994-05-05      @ KALAMAZOO    rostrata gQ!eS 
{"catalogNumber": "", "order": "Malpighiales", "family": "Violaceae", "scientificName": "", "scientificNameAuthorship": "Pursh", "genus": "Viola", "subgenus": "", "specificEpithet": "rostrata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "", "recordNumber": "169", "verbatimEventDate": "1994-05-05", "habitat": "Dry-mesic southern forest; among 1-2 ft. dbh red oaks & scattered Fagus, part shade, sandy loam. Common. Assoc.: Quercus rubra, Acer rub., Cornus florida, Prunus ser., Ribes cynos., Trillium grand.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Kalamazoo", "municipality": "", "locality": "0.1 mi E of Longman Rd., 0.15 mi S of Sand Trail.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}