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": ""}
 1660749 7a9       314 5U  Amboasary Sud, Marotsiraka, Besavoa. Au bord de la riviÃ©re Bekirava. Foret dense seche de Bekirava j        =K# 24Â°15'00"S, 46Â°08'36"E   2013-02-08 se          
{"catalogNumber": "1660749", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "314", "verbatimEventDate": "2013-02-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Amboasary Sud, Marotsiraka, Besavoa. Au bord de la rivi\u00c3\u00a9re Bekirava. Foret dense seche de Bekirava", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "24\u00c2\u00b015'00\"S, 46\u00c2\u00b008'36\"E", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}