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": ""}
dunal p$f   2q M. Nee  MEXICO M  Solanaceae b    3V N |883-01 SOLANALES      1297682 r?mg           ` 257   w=y SOLANUM  Gw EDMUND KERBER  A SO1ANUM PUBIGERUM   *ri Contact UM Herbarium  <-Uw/ PUBIGERUM 
{"catalogNumber": "1297682", "order": "Solanales", "family": "Solanaceae", "scientificName": "Solanum pubigerum", "scientificNameAuthorship": "Dunal", "genus": "Solanum", "subgenus": "", "specificEpithet": "pubigerum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. Nee", "recordedBy": "Edmund Kerber", "recordNumber": "257", "verbatimEventDate": "1883-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}