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": ""}
1912-09 Z   xA CAREX   poales pf    (Wahlenb.) Sm. Y$     +$_ Carex rariflora    Nv rariflora cyperaceae 6   Canada n -     O Newtoundland and Labrador  Battle Harbor. [oWh   s.n. r      Y,U= 1384535 unknown Y 
{"catalogNumber": "1384535", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex rariflora", "scientificNameAuthorship": "(Wahlenb.) Sm.", "genus": "Carex", "subgenus": "", "specificEpithet": "rariflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Unknown", "recordNumber": "s.n.", "verbatimEventDate": "1912-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Newfoundland and Labrador", "county": "", "municipality": "", "locality": "Battle Harbor.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}