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": ""}
1664795  -k X     Euphorbiaceae  o0: Baker  + 0tb malpighiales 15â°17's 050â°00'e      toamasina Z#At[   C 2028  ] 2003-06  P. BERRY :     2gP 50    >B9 8 CROT0N NITIDULUS   Maroantsetra l[       Croton b   
{"catalogNumber": "1664795", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton nitidulus", "scientificNameAuthorship": "Baker", "genus": "Croton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. Berry", "recordedBy": "", "recordNumber": "2028", "verbatimEventDate": "2003-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Toamasina", "county": "Maroantsetra", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "50", "verbatimCoordinates": "15\u00c2\u00b017'S 050\u00c2\u00b000'E", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}