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": ""}
(WILLD.) SCHULT. ri3  1.6 MI SW ON IN 37 FROM ITS JCT WITH IN 70, NE OF GATCHEL.     S?R> eleocharis obtusa  1991-05-22 Qyk$    6910 ss   25j6     /5/ stanley jones & gre,tchen jones   indiana 1qu   Perry vvs   United States 5     Air Cyperaceae  obtus4 ky    1397852  jUL*o   & eleocharis  
{"catalogNumber": "1397852", "order": "", "family": "Cyperaceae", "scientificName": "Eleocharis obtusa", "scientificNameAuthorship": "(Willd.) Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "obtusa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Stanley Jones & Gretchen Jones", "recordNumber": "6910", "verbatimEventDate": "1991-05-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Indiana", "county": "Perry", "municipality": "", "locality": "1.6 mi SW on IN 37 from its jct with IN 70, NE of Gatchel.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "256", "maximumElevationInMeters": ""}