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": ""}
   A.Gray ex S.WatsoVn 9    @jB 1960-09-03    IPOMOEA L@AETA d    1299367 rsD  solanales  %+      B 18637   yxw Convolvulaceae LAETA $~ -  MEXICO I 8O_     fc jalisco  Jm rogers mcvaugh   [ GordonD. McPherson  Q]B ipomoea
{"catalogNumber": "1299367", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Ipomoea laeta", "scientificNameAuthorship": "A.Gray ex S.Watson", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "laeta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Gordon D. McPherson", "recordedBy": "Rogers McVaugh", "recordNumber": "18637", "verbatimEventDate": "1960-09-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Jalisco", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}