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": ""}
  AAn MEXCO CHIAPAS  B  1970-01-22 7,    indica s;q)    5516 ^U*%    x WILLIAM R. ANDqERSON    (BURM.) MERR.  P@     ?yy Ipomoea  y  Convolvulaceae 1299305   ?P         
{"catalogNumber": "1299305", "order": "", "family": "Convolvulaceae", "scientificName": "", "scientificNameAuthorship": "(Burm.) Merr.", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "indica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William R. Anderson", "recordNumber": "5516", "verbatimEventDate": "1970-01-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Chiapas", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}