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": ""}
 Michx.  ![b  Euphobiaceae H      P/ austin road. 14 miles ne of san antonio United States @Y   yM  DENTATA  1931-08-10 (5   d Sister M. Clare   MARK H. MAYFIELD uST   Euphorbia /%      7f BEXAR Malpighiales 3Qa2  1246430 W =_    mQ$ EUPHORBIA DENTATA TEXAS 1 G+*     x?Y, 864
{"catalogNumber": "1246430", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia dentata", "scientificNameAuthorship": "Michx.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "dentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Mark H. Mayfield", "recordedBy": "Sister M. Clare", "recordNumber": "864", "verbatimEventDate": "1931-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Bexar", "municipality": "", "locality": "Austin Road. 14 miles NE of San Antonio", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}