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": ""}
 y  1972-08-29  Simcoe V    =LY r.s.w. bobbette  albursina m;KFo   2 conc. ix lot 26, essa twp. cyperaceae yI*;          n^ CAREX  t_g E. Sheld. 1285490 3 c=,   CV_R@ carex albursina CANADA T     wo/ 3144     B Top of ridge in sugar maple wods.
{"catalogNumber": "1285490", "order": "", "family": "Cyperaceae", "scientificName": "Carex albursina", "scientificNameAuthorship": "E. Sheld.", "genus": "Carex", "subgenus": "", "specificEpithet": "albursina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.S.W. Bobbette", "recordNumber": "3144", "verbatimEventDate": "1972-08-29", "habitat": "Top of ridge in sugar maple woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Simcoe", "municipality": "", "locality": "Conc. IX Lot 26, Essa Twp.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}