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": ""}
Shand_ong G ty~      O 1705848  `RPE 1930-07-28   C <^H (l.) scop.   LI CHUAN. TSINGTAO.  1SS*    Q C. Y.Chiao qingdao ?2oda   / * 2882    ?a oN china  7=!v0 poaceae DIGITARIA =cun/     along roadside LPm    DIGITARIA SANGUINAL IS GtK(  sanguinalis 5V 
{"catalogNumber": "1705848", "order": "", "family": "Poaceae", "scientificName": "Digitaria sanguinalis", "scientificNameAuthorship": "(L.) Scop.", "genus": "Digitaria", "subgenus": "", "specificEpithet": "sanguinalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. Y. Chiao", "recordNumber": "2882", "verbatimEventDate": "1930-07-28", "habitat": "along roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Shandong", "county": "Qingdao", "municipality": "", "locality": "Li Chuan. Tsingtao.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}