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": ""}
 ucla campus, slichter hall, s of 2$   PAUL E. BERRY $|ZCy    Z CALIFORNIA kunth 4T   1970-07-07 ]pn   Malpighiales  s:       6C LOUIS C. WHEELER serpens IAc A    w euphorbiaceae     Es EUPHORBIA 1510060 X~  s.n. ,d3J  United States  %;   ?z^W EUPHORB|A SERPENS  
{"catalogNumber": "1510060", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia serpens", "scientificNameAuthorship": "Kunth", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "serpens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paul E. Berry", "recordedBy": "Louis C. Wheeler", "recordNumber": "s.n.", "verbatimEventDate": "1970-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "", "municipality": "", "locality": "UCLA Campus, Slichter Hall, S of", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}