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": ""}
 E70^A M. ChÃ¡zaro BasÃ¡Ã±ez & E. PÃ©rez Calix       !gRtd holodiscus argenteus 1990-10-14 F   `e8uN argenteus  2 CONTACT UM HERBARIUM    Y; rosaceae  =e Maxim.        HOLODISCUS Au      iU/ 6434 
{"catalogNumber": "", "order": "", "family": "Rosaceae", "scientificName": "Holodiscus argenteus", "scientificNameAuthorship": "Maxim.", "genus": "Holodiscus", "subgenus": "", "specificEpithet": "argenteus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. Ch\u00c3\u00a1zaro Bas\u00c3\u00a1\u00c3\u00b1ez & E. P\u00c3\u00a9rez Calix", "recordNumber": "6434", "verbatimEventDate": "1990-10-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}