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": ""}
 1715650  P    Fimbristylis aestivalis q$    (Retz.) Vahl SV|=2      C F BAOSHAN    0r 3C 2006-06-01  1 LI HENG, DAO ZHILING, JI YUNHENG, JIN XIAOHUA (KN); BRUCE BARTHOLOMEW. LIHUA ZHOU (CS);NEIL MCCHEYNE (E)           
{"catalogNumber": "1715650", "order": "", "family": "", "scientificName": "Fimbristylis aestivalis", "scientificNameAuthorship": "(Retz.) Vahl", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Li Heng, Dao Zhiling, Ji Yunheng, Jin Xiaohua (KUN); Bruce Bartholomew. Lihua Zhou (CAS);Neil McCheyne (E)", "recordNumber": "", "verbatimEventDate": "2006-06-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Baoshan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}