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": ""}
    7W7 1543440 EUPHORBIACEAE K     wL&6~ (WILLD.) B.W. VAN EE & P.E. BERRY  e Malpighiales P. E.BERRY e&  33â°20.6'n 83â°50.7'w MO)$   13270    t^   elliptica &7#:9  -83.845 y@2YE     on opwen, spring-flooded granite 'flatrock' in thin, dry soil dominated by AgKrostis elliotii, Elaeagnus pungens, Sporobolus sp., w+ith scattered Pinus palustris/ Ulmus alata grves B2  michauxii ?X s    k United States    1Nf* Common  Georgia pr   1997-07-05  u M#   XI var.  BD? BUTTS
{"catalogNumber": "1543440", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "(Willd.) B.W. van Ee & P.E. Berry", "genus": "", "subgenus": "", "specificEpithet": "michauxii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "elliptica", "identifiedBy": "P. E. Berry", "recordedBy": "", "recordNumber": "13270", "verbatimEventDate": "1997-07-05", "habitat": "on open, spring-flooded granite 'flatrock' in thin, dry soil dominated by Agrostis elliotii, Elaeagnus pungens, Sporobolus sp., with scattered Pinus palustris/ Ulmus alata groves", "occurrenceRemarks": "Common", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "Butts", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.845", "verbatimCoordinates": "33\u00c2\u00b020.6'N 83\u00c2\u00b050.7'W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}