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": ""}
 ux 1506930     1842-04 ZcC   s.n. 8   ?x: malvales   F. Lindheimer E   |b 7exas (cav.) a. gray -    gJ0= Malvaceae CALLIRHOE Q= i    7MX papaver  no data Y z  contact um herbarium n   united states v2 ~    callirhoe papaver  E_4 
{"catalogNumber": "1506930", "order": "Malvales", "family": "Malvaceae", "scientificName": "Callirhoe papaver", "scientificNameAuthorship": "(Cav.) A. Gray", "genus": "Callirhoe", "subgenus": "", "specificEpithet": "papaver", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. Lindheimer", "recordNumber": "s.n.", "verbatimEventDate": "1842-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "no data", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}