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": ""}
    0.6-0.7 MI. E OF I-37 ON E SIDE OF PRIEST RD IN S END OF5 BEXAR CO. |]  Euphorbia austrotexana var. austrotexana JOTU      8 MARK H. MAYFIELD, JOHN MENDENHALL, JOSE PANERO  1993-04-04 `   s2wXi bexar    o:`d 1510508    H VMALPIGHILES   @z 1720      e var. EUPHORBIA H.- 
{"catalogNumber": "1510508", "order": "Malpighiales", "family": "", "scientificName": "Euphorbia austrotexana var. austrotexana", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mark H. Mayfield, John Mendenhall, Jose Panero", "recordNumber": "1720", "verbatimEventDate": "1993-04-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Bexar", "municipality": "", "locality": "0.6-0.7 mi. E of I-37 on E side of Priest Rd in S end of Bexar Co.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}