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": ""}
Euphorbia m/2  MOJAVE DESERT: MESA S OF AMARGOSA RIVER, N OF WEST END OF DUMONT SAND DUNES. YU   %2r) united states   ^3  MICROMERA  DRY SANDY GRAVELLY SUNNY FLAT. +B    vFO MALPIGHIALES bo|ss. ex engelm. lDS  Euphorbia micromera T    r 8414   Louis C. Wheeler <e    California `5   1963-10-27 /    euphorbiaceae gp      134012 |  
{"catalogNumber": "1304012", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia micromera", "scientificNameAuthorship": "Boiss. ex Engelm.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "micromera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Louis C. Wheeler", "recordNumber": "8414", "verbatimEventDate": "1963-10-27", "habitat": "Dry sandy gravelly sunny flat.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "", "municipality": "", "locality": "Mojave Desert: Mesa S of Amargosa River, N of west end of Dumont Sand Dunes.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}