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": ""}
 Oaxaca ^:N   Solanum nigricans RC(Xl    :h? Contact UM Herbarium   m solanales        X  nigricans  1014  L=*~(    ) m.martens & galeotti   1970-06-03 ,Z=  A RodrÃ­guez C. yu   Jp mexico 1297460 B4x  W|lliam L. Graham H<wS   i& solanceae  lO Solanum
{"catalogNumber": "1297460", "order": "Solanales", "family": "Solanaceae", "scientificName": "Solanum nigricans", "scientificNameAuthorship": "M.Martens & Galeotti", "genus": "Solanum", "subgenus": "", "specificEpithet": "nigricans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A Rodr\u00c3\u00adguez C.", "recordedBy": "William L. Graham", "recordNumber": "1014", "verbatimEventDate": "1970-06-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}