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": ""}
L. j5O    uc a ARUNDO 1969-09-19 eA    shiu ying hu z-   <Z^ SHEK KONG  7868 7d=1     )P arundo donax  1703692 -uo    ricefield weed -+:  Hong Kong     U$@Sg new territories   h7X9 poales   PE donax   $GT Yuen Long poaceae vt~  
{"catalogNumber": "1703692", "order": "Poales", "family": "Poaceae", "scientificName": "Arundo donax", "scientificNameAuthorship": "L.", "genus": "Arundo", "subgenus": "", "specificEpithet": "donax", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Shiu Ying Hu", "recordNumber": "7868", "verbatimEventDate": "1969-09-19", "habitat": "ricefield weed", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Hong Kong", "stateProvince": "New Territories", "county": "Yuen Long", "municipality": "", "locality": "Shek Kong", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}