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": ""}
Ontario ?   AZ MICHAEL J. OLDHAM  T ahlenb.        BOALES EzE    1372314 nx[ +   canada = WMW    20620 q   r grisea      D camden east township, n side of napanee r, ca 1 km sw of newburgh p.o., ca 10 km ne of napanee.   
{"catalogNumber": "1372314", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "Wahlenb.", "genus": "", "subgenus": "", "specificEpithet": "grisea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "20620", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Camden East Township, N side of Napanee R, ca 1 km SW of Newburgh P.O., ca 10 km NE of Napanee.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}