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": ""}
1940-09-12 N 7   Va Ivan M. Johnston   !  Solanales   i R Contact UM Herbarium   (dunal) a. gray e_n>9         Chamaesaracha +   1294884 L$ (V   coahuila |+C;     XwG/ 1229   CORONOPUS  [ 
{"catalogNumber": "1294884", "order": "Solanales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Dunal) A. Gray", "genus": "Chamaesaracha", "subgenus": "", "specificEpithet": "coronopus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ivan M. Johnston", "recordNumber": "1229", "verbatimEventDate": "1940-09-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Coahuila", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}