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": ""}
ARTICULATUS +)   b POALES    l] juncus     O 1987-07-01      ONTARIO  :XM     @2s C contact um herbarium subsp. s#       articulatus 1    sG 1446835 
{"catalogNumber": "1446835", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Juncus", "subgenus": "", "specificEpithet": "articulatus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "articulatus", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1987-07-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}