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": ""}
  ow 2283    -15.4630556 z    l5T 1666092  danguyanus 2b= ^    p. e. berry 2+;  Euphorbiaceae jg   nDI 15Â°27'47"S 047Â°35'57"E  ^5z rn 6 approximately 18 km n of port berge (boriziny)    SOFIA ]#x0    leandri W     
{"catalogNumber": "1666092", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "Leandri", "genus": "", "subgenus": "", "specificEpithet": "danguyanus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. E. Berry", "recordedBy": "", "recordNumber": "2283", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Sofia", "municipality": "", "locality": "RN 6 approximately 18 km N of Port Berge (Boriziny)", "decimalLatitude": "-15.4630556", "decimalLongitude": "", "verbatimCoordinates": "15\u00c2\u00b027'47\"S 047\u00c2\u00b035'57\"E", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}