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": ""}
 1300948 k2   8 operulina pinnatifida    1973-10-09 n   VERACRUZ  N  pinnatifida /3t    &a f. ventura a.   S(ii contact um herbarium MEXICO  OQ       Lytv operculina  Convolvulaceae  i5   Z 9096  Solanales n&k   
{"catalogNumber": "1300948", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Operculina pinnatifida", "scientificNameAuthorship": "", "genus": "Operculina", "subgenus": "", "specificEpithet": "pinnatifida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. Ventura A.", "recordNumber": "9096", "verbatimEventDate": "1973-10-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}