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": ""}
     1970-10-20 V]F6     M spreng.    W 1667054  Brazil Y(A    24970 f/     GRACILIS c  ERVA 70 CM, MATA PLUVIAL 8+     sg poreatu  MALPIGHIALES &dOk     
{"catalogNumber": "1667054", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "Spreng.", "genus": "", "subgenus": "", "specificEpithet": "gracilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "24970", "verbatimEventDate": "1970-10-20", "habitat": "", "occurrenceRemarks": "Erva 70 cm, mata pluvial", "associatedTaxa": "", "country": "Brazil", "stateProvince": "", "county": "", "municipality": "", "locality": "Porecatu", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}