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": ""}
        7d 1992-04-18     . CARYOPHYLLACEAE  tR 4484.99 caryophyllales  &    NE 1% TENNESSEE united st4Etes 1f;:  Tenn. Hwy. 78 roughly 1 mile south of Interstate Hwy. 155, a Walmart store lawn jl     j pers.  Sv  CERASTIUM BRACHYPETALUM   q BRACHYPETALUM  PHILIP E. HYATT L1N8-   
{"catalogNumber": "", "order": "Caryophyllales", "family": "Caryophyllaceae", "scientificName": "Cerastium brachypetalum", "scientificNameAuthorship": "Pers.", "genus": "", "subgenus": "", "specificEpithet": "brachypetalum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt", "recordNumber": "4484.99", "verbatimEventDate": "1992-04-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Tennessee", "county": "", "municipality": "", "locality": "Tenn. Hwy. 78 roughly 1 mile south of Interstate Hwy. 155, at Walmart store lawn", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}