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": ""}
piper aduncum 5   U L.      3 piperales   9 VY^u PIPER  K.2  MINAS GERAIS  Stream terrace 8     660 n         ynã©s mexã­a :     !2 VICOSA 1642013 aAji 
{"catalogNumber": "1642013", "order": "Piperales", "family": "", "scientificName": "Piper aduncum", "scientificNameAuthorship": "L.", "genus": "Piper", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Yn\u00c3\u00a9s Mex\u00c3\u00ada", "recordNumber": "", "verbatimEventDate": "", "habitat": "Stream terrace", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Minas Gerais", "county": "Vicosa", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "660", "maximumElevationInMeters": ""}