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": ""}
    E4 W/ Iris   AITON DX+#W    1988-05-09 8OopT    M 3.5 km w of bat cave, hwy 74.   9%~ Iridaceae rich quercus-lirodendron-liquidambr forest in sandy soil Av;q     s 7849 HENDERSON #      > 1436270 Daniel F. Brunton & Karen L. McIntosh  1 1    )qe cristata  a%yk0 Iris cristata
{"catalogNumber": "1436270", "order": "", "family": "Iridaceae", "scientificName": "Iris cristata", "scientificNameAuthorship": "Aiton", "genus": "Iris", "subgenus": "", "specificEpithet": "cristata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Daniel F. Brunton & Karen L. McIntosh", "recordNumber": "7849", "verbatimEventDate": "1988-05-09", "habitat": "Rich Quercus-Lirodendron-Liquidambar forest in sandy soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Henderson", "municipality": "", "locality": "3.5 km W of Bat Cave, Hwy 74.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}