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": ""}
   v2 ONTARIO    ~Ae Thunder Bay     | Euphorbia   Roadside, Highway 17, at NIeebing Road, 4 miles W of Fort William GFnUA     Y 1197  w4yoR 1003144 l. GEl  1950-07-21 oYx  Malpighiales Ql.         ;ok EUPHORBIACEAE euphorbia esula     CLAUDE E. GARTON u2E 
{"catalogNumber": "1003144", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia esula", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "1197", "verbatimEventDate": "1950-07-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Roadside, Highway 17, at Neebing Road, 4 miles W of Fort William", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}