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    Convolvulaceae 6    Contact UM Herbrium RQ  R.S.W. Bobbette  9     tG 1972-07-11  ?j Simcoe   convoluulus C   2 xv CONVOLVULUS SEPIUM   s y 2212  J[]- canada   Solanales YmF   1313770 i OE     PALL. SEPIUMIG 
{"catalogNumber": "1313770", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Convolvulus sepium", "scientificNameAuthorship": "Pall.", "genus": "Convolvulus", "subgenus": "", "specificEpithet": "sepium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.S.W. Bobbette", "recordNumber": "2212", "verbatimEventDate": "1972-07-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}