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": ""}
Rhynchospora capillacea !  Q  6.5 mi (10.5 km) w of desoto, along mammoth creek ca 0.3 mi (500 m) ne of its confluence with big river. NI    Rhynchospora Y.;zi  MISSOURI hL  UNITED STATES  Ich   KQTKh 1986-07-23  38.125    38â° 07' 30" n 90â° 40' 30" w; trs: t39n r3e sec 11  D    z N [ capillacea PETER H. RAVEN ~  Torr. 9   02B 171  OUD  Poales 27194  A@    Z+4S -90.675    ?g 1399487   Cyperaceae /f  Jefferson <  
{"catalogNumber": "1399487", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora capillacea", "scientificNameAuthorship": "Torr.", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "capillacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter H. Raven", "recordNumber": "27194", "verbatimEventDate": "1986-07-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Jefferson", "municipality": "", "locality": "6.5 mi (10.5 km) W of DeSoto, along Mammoth Creek ca 0.3 mi (500 m) NE of its confluence with Big River.", "decimalLatitude": "38.125", "decimalLongitude": "-90.675", "verbatimCoordinates": "38\u00c2\u00b0 07' 30\" N 90\u00c2\u00b0 40' 30\" W; TRS: T39N R3E sec 11", "minimumElevationInMeters": "171", "maximumElevationInMeters": ""}