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": ""}
 u M??LL.ARG. r. riina :[D;&   La Conv3nciÃ³n  S      [Zn Rio Manguriari- Alto Urubamba upstream to Rio Manguriari 12â°47's 72â°40'w z      12846 FDbC:    & p`eru           croton pavonis W  H,  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Croton pavonis", "scientificNameAuthorship": "M??ll.Arg.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "R. Riina", "recordedBy": "", "recordNumber": "12846", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Peru", "stateProvince": "", "county": "La Convenci\u00c3\u00b3n", "municipality": "", "locality": "Rio Manguriari- Alto Urubamba upstream to Rio Manguriari", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "12\u00c2\u00b047'S 72\u00c2\u00b040'W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}