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": ""}
 1974-12-31 Wx7@   fk banisteriopsislaevifolia   (a.juss.) b.gat3s Up    BANISTERIOPSIS  6  cachoeira do pipiripau      fc  e. p. heringer    1527461 s)   k+ brazil     malpighiaceae =U      
{"catalogNumber": "1527461", "order": "", "family": "Malpighiaceae", "scientificName": "Banisteriopsis laevifolia", "scientificNameAuthorship": "(A.Juss.) B.Gates", "genus": "Banisteriopsis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. P. Heringer", "recordNumber": "", "verbatimEventDate": "1974-12-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "", "county": "", "municipality": "", "locality": "Cachoeira do Pipiripau", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}