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": ""}
 7626 3  1964-07-18 8      3; R. Wilbur & E. Dunn   NO DATA u/KU  (l.) benth. FM    e^, VIRGINIANUM   ,E CONTACT UM HERBARIUM   # robert l. wilbur centrosema C     Cvgc3 Centrosema virginianum     R( fabales    
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Centrosema virginianum", "scientificNameAuthorship": "(L.) Benth.", "genus": "Centrosema", "subgenus": "", "specificEpithet": "virginianum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robert L. Wilbur", "recordedBy": "R. Wilbur & E. Dunn", "recordNumber": "7626", "verbatimEventDate": "1964-07-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "no data", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}