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": ""}
 8 IPOMOEA  Convolvulaceae vu L@  solanales ri  gordon d. mcpherson #   ipomoea leptotoma c    7(txL SINALOA     reino alva %[F   TORR. jb|z    g&  1299412   5k 1957-12-21  1 % Contact UM Herbarium  $ leptotoma 1453 8      
{"catalogNumber": "1299412", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Ipomoea leptotoma", "scientificNameAuthorship": "Torr.", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "leptotoma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Gordon D. McPherson", "recordedBy": "Reino Alava", "recordNumber": "1453", "verbatimEventDate": "1957-12-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Sinaloa", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}