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 bracteata I/   1298818   ]    GORDON D. MCPHERSON Iu-K   1935-02-10 a,f     1293 l1 /(        QX mexico contact um herbarium &  V  BRACTEATA kZ .E   Convolvulaceae 8Kxl   WIGHT 9I   ?2Z Howard S. Gentry   
{"catalogNumber": "1298818", "order": "", "family": "Convolvulaceae", "scientificName": "Ipomoea bracteata", "scientificNameAuthorship": "Wight", "genus": "", "subgenus": "", "specificEpithet": "bracteata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Gordon D. McPherson", "recordedBy": "Howard S. Gentry", "recordNumber": "1293", "verbatimEventDate": "1935-02-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}