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": ""}
21â°16's 047â°25'e  Y    myriaster IE     P@  Fianrantsa MADAGASCAR 3Hx   `j 1000  CROTON MYRIASTER *wk    >@c$ -21.26666  croton 6 7  1542541 OlRc       Raphael Rakoto U0    EUPHORBIACEAE 0 ,    d@  800
{"catalogNumber": "1542541", "order": "", "family": "Euphorbiaceae", "scientificName": "Croton myriaster", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "myriaster", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Raphael Rakoto", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Madagascar", "stateProvince": "Fianarantsoa", "county": "", "municipality": "", "locality": "", "decimalLatitude": "-21.26666", "decimalLongitude": "", "verbatimCoordinates": "21\u00c2\u00b016'S 047\u00c2\u00b025'E", "minimumElevationInMeters": "800", "maximumElevationInMeters": "1000"}