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": ""}
1961-06-28 OT>rk  GERALD B. OWNBEY E o  asteraceae M= W         CONTACT UM HERBARIUM vkd f  UNITED STATES UrKnD  1442436 gj@        Z wood  GA  : Cirsium engelmannii urL/s      IN TXAS  
{"catalogNumber": "1442436", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Cirsium", "subgenus": "", "specificEpithet": "engelmannii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Gerald B. Ownbey", "recordNumber": "", "verbatimEventDate": "1961-06-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Wood", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}