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": ""}
  = 3746     dry soil on track of little used rail line C O    J IWZ MALPIGHIALES  $ euphorbia glyptosperma glyptosperma 951$c   HC vespra twp., conc. x, lot 13, 6 1/2 miles northeast of angus   Ontario h Y`  EUPHORBIACEAE %K#      lZ  simcoe engelm. 2mW0     EUPHORBIA tJe  Common along tracks, often semi-erect as in this sheet %  anton a. reznicek $  a. a. reznicek & r.s.w. bobbette X9 
{"catalogNumber": "", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia glyptosperma", "scientificNameAuthorship": "Engelm.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "glyptosperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A. A. Reznicek & R.S.W. Bobbette", "recordedBy": "Anton A. Reznicek", "recordNumber": "3746", "verbatimEventDate": "", "habitat": "Dry soil on track of little used rail line", "occurrenceRemarks": "Common along tracks, often semi-erect as in this sheet", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Vespra Twp., Conc. X, Lot 13, 6 1/2 miles northeast of Angus", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}