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": ""}
7794 ?M )     evphorbia xh?      P. E. Berry & R. Riina Z5:    S* EUPHORBIA OFFICINARUM  x L.  Malpighiales 4vJ  uc-davis     *| 1303488 cactiform plant, growing in candelabriform shOape, branches 7-angled. white latex. identified as e. echinus in 7he conservatory label. By,56  euphorbiaceae !   California .H*_     Cultivated at the UC-Davis Conservatory (# B91.285) Xa *X     m5:~/ officinarum
{"catalogNumber": "1303488", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia officinarum", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "officinarum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "P. E. Berry & R. Riina", "recordNumber": "7794", "verbatimEventDate": "", "habitat": "Cultivated at the UC-Davis Conservatory (# B91.285)", "occurrenceRemarks": "Cactiform plant, growing in candelabriform shape, branches 7-angled. White latex. Identified as E. echinus in the conservatory label.", "associatedTaxa": "", "country": "", "stateProvince": "California", "county": "", "municipality": "", "locality": "UC-Davis", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}