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": ""}
 Qx 2 SPIROSTACHYS VENENIFERA TANZANIA =gn=     T pirostachys    Sima Parish, Mkwaja Subchiefdo, Mwera Chiefdom .b,G)         R. E. S. TANNER ]~6      EUPHORBIACEAE 5#ZI&      
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "Spirostachys venenifera", "scientificNameAuthorship": "", "genus": "Spirostachys", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. E. S. Tanner", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Tanzania", "stateProvince": "", "county": "", "municipality": "", "locality": "Sima Parish, Mkwaja Subchiefdom, Mwera Chiefdom", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}