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": ""}
 u Sphagnum hummocks in large muskeg. Associates: Andromda glaucophylla, Chamaedaphne calyculata, Eriophorum virginicum, Gaultheria hispidula, Maianthemum trifolium, Picea mariana, Rhododendron groenlandicum, Vaccinium oxycoccos. billingsii %    cyperaceae `  carex billingsii .   Common 9Pa5   C 1516  |   united states e of cr-421, ca. 1.6km n of m-28 bf 3K    8z Bradford S. Slaughter    e KB MICHIGAN        Sm luce     !| carex  
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex billingsii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "billingsii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Bradford S. Slaughter", "recordNumber": "1516", "verbatimEventDate": "", "habitat": "Sphagnum hummocks in large muskeg. Associates: Andromeda glaucophylla, Chamaedaphne calyculata, Eriophorum virginicum, Gaultheria hispidula, Maianthemum trifolium, Picea mariana, Rhododendron groenlandicum, Vaccinium oxycoccos.", "occurrenceRemarks": "Common", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Luce", "municipality": "", "locality": "E of CR-421, ca. 1.6km N of M-28", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}