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": ""}
  Um6m MEXICO auriculata /  castilleja  X  m. egger Y WV   .CF auriculata chester m. rowell, jr. oc    P)mR LAMIALES 1953-06-17 z    VAR. U(P(  3298 my? _    GUERRERO oLZ^      Ur CONTACT UM HERBARIUM castilleja auriculata var. auriculata T>q   p4z 1290714     
{"catalogNumber": "1290714", "order": "Lamiales", "family": "", "scientificName": "Castilleja auriculata var. auriculata", "scientificNameAuthorship": "", "genus": "Castilleja", "subgenus": "", "specificEpithet": "auriculata", "verbatimTaxonRank": "var.", "infraspecificEpithet": "auriculata", "identifiedBy": "M. Egger", "recordedBy": "Chester M. Rowell, Jr.", "recordNumber": "3298", "verbatimEventDate": "1953-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Guerrero", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}