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": ""}
 [yr 1557444  zK croton schiedeanus  Sh+ Croton         j.l. fernã¡ndez a|0nso, r. jaramillo m. 4uYJ|    6959 MxkB   Malpighiales ,      ?) MUNIC. DE NARIÃ±O, VALLE DEL APAUTA Y ZONAS ALEDAÃ±AS Colombia Cq     O 986-11-01    e0/k 3UPHORBIACEAE
{"catalogNumber": "1557444", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton schiedeanus", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J.L. Fern\u00c3\u00a1ndez Alonso, R. Jaramillo M.", "recordNumber": "6959", "verbatimEventDate": "1986-11-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Colombia", "stateProvince": "", "county": "", "municipality": "", "locality": "Munic. de Nari\u00c3\u00b1o, valle del Apauta y zonas aleda\u00c3\u00b1as", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}