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": ""}
digitaria 9 ~    _F TSINANFU  C. Y. CHIAO jCK  china e3          d@  lung shan, 90 li from sinanfu   digitaria sanguinalis var. ciliaris d_  1705853 )aj#p    g x a SHANDONG  3128 uo     F sanguinalis  
{"catalogNumber": "1705853", "order": "", "family": "", "scientificName": "Digitaria sanguinalis var. ciliaris", "scientificNameAuthorship": "", "genus": "Digitaria", "subgenus": "", "specificEpithet": "sanguinalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. Y. Chiao", "recordNumber": "3128", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Shandong", "county": "Tsinanfu", "municipality": "", "locality": "Lung Shan, 90 li from Tsinanfu", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}