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": ""}
 oenothera perennis  x EB  1491679 hi|gC  PERENNIS z,    d L. UNITED STATES 4#?v    @  [SPECIMEN IN BOUND P. HERMINEGILD HERBARIUM, I:15]  Y+L myrtales   Cn P. Herminegild MICHIGAN /W(J*  onagraceae i)Zxj  Escanaba ;Sz:V  1899 9Ms3   OENOTHERA  uiS^    Delta  3V      Z s.n.   
{"catalogNumber": "1491679", "order": "Myrtales", "family": "Onagraceae", "scientificName": "Oenothera perennis", "scientificNameAuthorship": "L.", "genus": "Oenothera", "subgenus": "", "specificEpithet": "perennis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "P. Herminegild", "recordNumber": "s.n.", "verbatimEventDate": "1899", "habitat": "", "occurrenceRemarks": "[Specimen in bound P. Herminegild herbarium, I:15]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "Escanaba", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}