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": ""}
MELANTHIACEAE V k      1834-04-09 I5   I  4= 38.0416667   1492T644 95;b   -84.4583333 /   United States  p        fyette +     727C   Iv trillium sessile     V5U Liliale 
{"catalogNumber": "1492644", "order": "Liliales", "family": "Melanthiaceae", "scientificName": "Trillium sessile", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "727c", "verbatimEventDate": "1834-04-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Fayette", "municipality": "", "locality": "", "decimalLatitude": "38.0416667", "decimalLongitude": "-84.4583333", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}