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": ""}
1969-04-03 aw    XN 1837  Malpighiaceae (M  1547906 RY    ,B nilo t. silva 4MALPIGHIALES #Y      `p  parã¡      BRAZIL 6f  contact um herbarium ]     P densa    |uB BYRSONIMA DENSA yrsonima  /%Zi  
{"catalogNumber": "1547906", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Byrsonima densa", "scientificNameAuthorship": "", "genus": "Byrsonima", "subgenus": "", "specificEpithet": "densa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Nilo T. Silva", "recordNumber": "1837", "verbatimEventDate": "1969-04-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "Par\u00c3\u00a1", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}