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": ""}
mark h. mayfield ~1:m   Euphorbia davidii S%zr)    qy =] 1246376     S euphorbia    +swo banks of cherry creek, denver      DENVER davioii      EMMA J. COLE g4+v    euphorbiaceae iUfeq     )!u: united states SUBILS J4F   YV~k 6370   pGw&P malpighial3s COLORADO ,. 
{"catalogNumber": "1246376", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia davidii", "scientificNameAuthorship": "Subils", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "davidii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Mark H. Mayfield", "recordedBy": "Emma J. Cole", "recordNumber": "6370", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "Denver", "municipality": "", "locality": "Banks of Cherry Creek, Denver", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}