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": ""}
solanum     $ 1297464     lqM` contact um herbarium  t4EW M. Nee  m.martens & galeotti X   *V 1 Solanaceae      nc SO|LANUM NIGRICANS theodore s. cochrane !Z   &qU6M solanales  [Mr 1978-07-09 NIGRICANS MdqV     Z-C Oaxaca   C 8474 Mexico #,   
{"catalogNumber": "1297464", "order": "Solanales", "family": "Solanaceae", "scientificName": "Solanum nigricans", "scientificNameAuthorship": "M.Martens & Galeotti", "genus": "Solanum", "subgenus": "", "specificEpithet": "nigricans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. Nee", "recordedBy": "Theodore S. Cochrane", "recordNumber": "8474", "verbatimEventDate": "1978-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}