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": ""}
 Poales w?    ho -68.197222 juncus B   539 8v    76 > L  1976-07-17 (HI    MATAPEDIA 1[to      7;/ 1458431  l. ~   quebec V  bufonius s   B w2 MONT-JOLI, RUISSEAU LARRIVEE, A ENVIRON 50 M DU CHMIN DU SANATORIUM.  caada 4.MCL  
{"catalogNumber": "1458431", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Juncus", "subgenus": "", "specificEpithet": "bufonius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "539", "verbatimEventDate": "1976-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Quebec", "county": "Matapedia", "municipality": "", "locality": "Mont-Joli, ruisseau Larrivee, a environ 50 m du Chmin du Sanatorium.", "decimalLatitude": "", "decimalLongitude": "-68.197222", "verbatimCoordinates": "", "minimumElevationInMeters": "76", "maximumElevationInMeters": ""}