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": ""}
    [ Guerrero     u@e r FABACEAE fabales 4    ~w # 1970-02-15    8T EL CARMEN (COLONIA EL CARMEN); 4-8 KM N OF IGUALA, CAÃ±Ã³N DE LA MANO NEGRA  +# 1166485   w!~; 5802     &q erythrina americana Mill. Hh m    3 ERYTHR8INA  americana BG7k   
{"catalogNumber": "1166485", "order": "Fabales", "family": "Fabaceae", "scientificName": "Erythrina americana", "scientificNameAuthorship": "Mill.", "genus": "Erythrina", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5802", "verbatimEventDate": "1970-02-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Guerrero", "county": "", "municipality": "", "locality": "El Carmen (Colonia el Carmen); 4-8 km N of Iguala, Ca\u00c3\u00b1\u00c3\u00b3n de la Mano Negra", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}