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": ""}
ipomoea # 5r    solanales D3g  Michoacan  KeZ    ir~PE F. Ventura A.     CONVOLVULACEAE 1k   MEICO U=a&!    IPOMOEA CORYMBOSA  Hv    2507 eC  CORYMBOSA l1Y.X    FjU Roth 1970-10-03    Contact UM Herbarium H3   x$iJC 1298998    
{"catalogNumber": "1298998", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Ipomoea corymbosa", "scientificNameAuthorship": "Roth", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "corymbosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. Ventura A.", "recordNumber": "2507", "verbatimEventDate": "1970-10-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Michoacan", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}