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": ""}
     1985-04-22 CF74   ?,H/a cyperaceae  15c5 asunciã³n ixtaltepec  &3i Oaxaca     OJ -94.81667  3584 JCQ    | x kral & w.w.thomas   RHYNCHOSPORA OAXACANA _=7w        Yy MEXICO 
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Rhynchospora oaxacana", "scientificNameAuthorship": "Kral & W.W.Thomas", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3584", "verbatimEventDate": "1985-04-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "Asunci\u00c3\u00b3n Ixtaltepec", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-94.81667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}