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": ""}
euphorbiaceae] P?5   WO Euphorbia         PAKISTAN F   v m_0 walter n. k?oelz    cmP0 BUCH.-HAM. nivulia Y   o  Egbert Walker   4#r # 1934-03-04    7660 7bh      
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "Buch.-Ham.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "nivulia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Egbert Walker", "recordedBy": "Walter N. Koelz", "recordNumber": "7660", "verbatimEventDate": "1934-03-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Pakistan", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}