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": ""}
     794 K|  SAGITTARIA (L   q 6@ Sagittaria sagittifolia   q Alismataceae   New Territories   ,F    1972-10-29 qyF   ql7 aquatic ornamental plants  ^[_- hong kong     0KC Joseph P. W. W&oo   3$j L. [EXCLUDED]    
{"catalogNumber": "", "order": "", "family": "Alismataceae", "scientificName": "Sagittaria sagittifolia", "scientificNameAuthorship": "L. [excluded]", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Joseph P. W. Woo", "recordNumber": "794", "verbatimEventDate": "1972-10-29", "habitat": "aquatic ornamental plants", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Hong Kong", "stateProvince": "New Territories", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}