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": ""}
  U* DIOSCOREA MULTINERVIS    & dioscorea  X contact um herbarium   Dioscoreaceae *S  hugh h. iltis [L 2a  mexico D?     BENTH. S>=   ` 1960-08-07       8K multinervis   B Jalisco 1286606 sU   YHn   795  Dioscoreales =    
{"catalogNumber": "1286606", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "Dioscorea multinervis", "scientificNameAuthorship": "Benth.", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "multinervis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Hugh H. Iltis", "recordNumber": "795", "verbatimEventDate": "1960-08-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Jalisco", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}