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": ""}
Univ. Park, between Hillcrest and Preston, in blackland prairie m   TRAGIA URTICIFOLIA f  TRAGIA  Q   x Texas  G> C 1942-09-19   `3g j euphorbiaceae     $t 1645819   6p.G URTICIFOLPIA      DALLAS G-W  12010a fe    PERENNIAL HERB WP&.  UNITED STATES  cGW    D# C. L. LUNDELL, AMELIA A. LUNDELL 
{"catalogNumber": "1645819", "order": "", "family": "Euphorbiaceae", "scientificName": "Tragia urticifolia", "scientificNameAuthorship": "", "genus": "Tragia", "subgenus": "", "specificEpithet": "urticifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. L. Lundell, Amelia A. Lundell", "recordNumber": "12010A", "verbatimEventDate": "1942-09-19", "habitat": "", "occurrenceRemarks": "Perennial herb", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Dallas", "municipality": "", "locality": "Univ. Park, between Hillcrest and Preston, in blackland prairie", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}