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": ""}
euphorbia davidii P    MALPIjGHIALES V:^af  Michael J Oldham   DXC       Canada    ~ 4A) ALONG ABANDONED C & O RAILWAY, 3.1 KM NE OF DUTTON, DUNWICH TOWNSHIP  G davidii  /APN ONTARIO euphorbiaceae G@#.~   /1 sandy ground near railway tracks  zwp euphorbia   *|! 12971    SUBILS O9      v4 1246362 Elgin 2  1^991-07-23   
{"catalogNumber": "1246362", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia davidii", "scientificNameAuthorship": "Subils", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "davidii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "12971", "verbatimEventDate": "1991-07-23", "habitat": "Sandy ground near railway tracks", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Elgin", "municipality": "", "locality": "Along abandoned C & O railway, 3.1 km NE of Dutton, Dunwich Township", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}