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 RIVINOIDES ;     UXX 700    47h+brazil     Hh PIPER     c 1969-01-05  qmP 500   ]^/8 D. Sucre   +  crescendo na mata  ! (  1641549     F] 4342  8iO RIVINOIDES PIPERACEAE 0tf  
{"catalogNumber": "1641549", "order": "", "family": "Piperaceae", "scientificName": "Piper rivinoides", "scientificNameAuthorship": "", "genus": "Piper", "subgenus": "", "specificEpithet": "rivinoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D. Sucre", "recordNumber": "4342", "verbatimEventDate": "1969-01-05", "habitat": "crescendo na mata", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "500", "maximumElevationInMeters": "700"}