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": ""}
   -2  united states  :Q 4 Texas FREQUENT ON ROADSIDE; PLANTS KEPT DOWN BY MOWING OCCASIONALLY @`nt>  7 2/3 miles south of christoval $  Lag. s   1288393 ]F     U. V.L. CORY  vR. MALPIGHIALES Euphorbia 5    P.E. BERRY ItAC  "large spotted spurge" V J   ^h nutans  61O? 1945-10-28  @qC 50563 EUPHORBIA NUTANS &Lb?      ;<N EUPHORBIACEAE 
{"catalogNumber": "1288393", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia nutans", "scientificNameAuthorship": "Lag.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "nutans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.E. Berry", "recordedBy": "V.L. Cory", "recordNumber": "50563", "verbatimEventDate": "1945-10-28", "habitat": "Frequent on roadside; plants kept down by mowing occasionally", "occurrenceRemarks": "\"large spotted spurge\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "7 2/3 miles south of Christoval", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}