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": ""}
 + carex     T/[!T 5128 aquatilis [?b    1^r var.    3aG Contact UM Herbarium     7qN p CYPERACEAE    W Alaska Carex aquatil|s var. minor $d     1450200 =m   Stanwyn G. Shetler & Elaine R. Shetler j4W-l  United States M   N*v< MINOR
{"catalogNumber": "1450200", "order": "", "family": "Cyperaceae", "scientificName": "Carex aquatilis var. minor", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "aquatilis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "minor", "identifiedBy": "", "recordedBy": "Stanwyn G. Shetler & Elaine R. Shetler", "recordNumber": "5128", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}