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": ""}
M. J. Oldham e6` +    G*% 1662186 0NTARIO       (L.) Schott Jrh    dracontium 0   VX| canada  / VJ OXFORD blandford-blenheim township, nith river floodplain near cannings, utm 443825, map 40p/1, square 17nt48 n=zIQ   jylp arisaema  RARE FM1     ALISMATALES S%OT   EP  m. j. oldham tloodplain woods ~ fS   1997-06-12 L|L3   G,B  arisaema dracontium  6qv 19798
{"catalogNumber": "1662186", "order": "Alismatales", "family": "", "scientificName": "Arisaema dracontium", "scientificNameAuthorship": "(L.) Schott", "genus": "Arisaema", "subgenus": "", "specificEpithet": "dracontium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. J. Oldham", "recordedBy": "M. J. Oldham", "recordNumber": "19798", "verbatimEventDate": "1997-06-12", "habitat": "floodplain woods", "occurrenceRemarks": "rare", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Oxford", "municipality": "", "locality": "Blandford-Blenheim township, Nith River floodplain near Cannings, UTM 443825, map 40P/1, square 17NT48", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}