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": ""}
   sbj upland humio forest over sand, with some distu|rbed patches along the trail  =z% @ Maynas   1976-12-06 W R;b   dtto. iquitos. pena negra, on road from iquitos past quisto cocha 7   150 0%]H   > euphorbiaceae    . 9S  1642554        ._5 CHRISTOPHER DAVIDSON    5300 xNn     _@ mabea
{"catalogNumber": "1642554", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Mabea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Christopher Davidson", "recordNumber": "5300", "verbatimEventDate": "1976-12-06", "habitat": "Upland humid forest over sand, with some disturbed patches along the trail", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Maynas", "municipality": "", "locality": "Dtto. Iquitos. Pena Negra, on road from Iquitos past Quisto Cocha", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "150", "maximumElevationInMeters": ""}