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": ""}
 THORN SAVANNAH 4%      8748 f?@ @      charles n. horn  /    PEDUNCULARIS CC]   E. L. Detling ,YS      1961-10-22 6     7c=E, Heteranthera peduncularis  q@ commelinales  ~ Pont3deriaceae   7 1142212
{"catalogNumber": "1142212", "order": "Commelinales", "family": "Pontederiaceae", "scientificName": "Heteranthera peduncularis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "peduncularis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Charles N. Horn", "recordedBy": "E. L. Detling", "recordNumber": "8748", "verbatimEventDate": "1961-10-22", "habitat": "Thorn savannah", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}