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": ""}
   j 1970-12-08   1298954 ho   Convolvulaceae y2C   42 CONTACT UM HERBARIUM  Ipomoea clavata u   7 ipomoea       ( SOLANALES     T| [d GORDON O. MCPHERSN  dO:; 25134 Mexico d1:  clavata :1ZQ   W u.Ooststr. ex Macbride Rogers McVaugh A 
{"catalogNumber": "1298954", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Ipomoea clavata", "scientificNameAuthorship": "v.Ooststr. ex Macbride", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "clavata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Gordon D. McPherson", "recordedBy": "Rogers McVaugh", "recordNumber": "25134", "verbatimEventDate": "1970-12-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}