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": ""}
  y, WG Ipomoea pandurata   TGK ipomoea                     h- 27200  )% 6.5 MI (10.5 KM) W OF DESOTO. T39N, 3E, SEC. 11. NEAR MAMMOTH CREEK, CA 03 MI (500M) NE OF ITS CONFLUENCE: WITH BIG RIVER  A)Y PETER H. RAVaEN 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Ipomoea pandurata", "scientificNameAuthorship": "", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter H. Raven", "recordNumber": "27200", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "6.5 mi (10.5 km) W of DeSoto. T39N, R3E, Sec. 11. Near Mammoth Creek, ca 0.3 mi (500m) NE of its confluence with Big River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}