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": ""}
   Seedling, 20 cm tall; succulent cactiform plant with lrge spatulate leaves clustered a the apex of branches. Latex white. !m&x   enormis < @     United States a     CALIFORNIA ake48        Yolo BYm-   euphorbia       <yQ 1303493 
{"catalogNumber": "1303493", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "enormis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Seedling, 20 cm tall; succulent cactiform plant with large spatulate leaves clustered at the apex of branches. Latex white.", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Yolo", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}