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": ""}
    Kz MICHIGAN     *3 .   B1H  "perianth bright yellow." Oceana im9(n    ( a3 palustris  YyKr  3742  9Ye 195?7-05-15        <D- United States 1344943 f     CA. 2.5 MI. W OF SHELBY, BY STONY CREEK ^ F    CALTHA PALUSTRIS (%4qh 
{"catalogNumber": "1344943", "order": "", "family": "", "scientificName": "Caltha palustris", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3742", "verbatimEventDate": "1957-05-15", "habitat": "", "occurrenceRemarks": "\"Perianth bright yellow.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oceana", "municipality": "", "locality": "ca. 2.5 mi. W of Shelby, by Stony Creek", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}