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": ""}
    JARL K. HIL7UNEN H4 m    O DIOSCOREACEAE  DIOSCOREA VILLOSA H=  In wet thickets, grid Q-23 [Edwin S. George Reserve]. C      MICHIGAN  jh    u VILLOSA  PlWs` Livingston  UNITED STATES SbpP   R  L4 DIOSCOREA  3T DIOSCOREALES  X# D 1961-07-14   CR,?. 1517642   X Res. 899
{"catalogNumber": "1517642", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "Dioscorea villosa", "scientificNameAuthorship": "", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "villosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jarl K. Hiltunen", "recordNumber": "Res. 899", "verbatimEventDate": "1961-07-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "In wet thickets, grid Q-23 [Edwin S. George Reserve].", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}