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": ""}
myosoton aquaticum x+a     J aquaticum   (L.) Moench U   r.k. rabeler 1ch_     (%Ewv GUNDER QUAD., PLEASANT VALLEY TWP. BANKS OF TURKEY RIVER, N OF CO RT B64 BRIDGE, E OF ELGIN, SECT 13.  allison w. cusick u%5.  Fayette |      MYOSOTON n>   i> 1431758   1993-08-05 OZ     CARYOPHYLLACEAE SHADED BANKS OF RIVER.  :O2y     < 9z Frequent. 31164 :6^ 4 
{"catalogNumber": "1431758", "order": "", "family": "Caryophyllaceae", "scientificName": "Myosoton aquaticum", "scientificNameAuthorship": "(L.) Moench", "genus": "Myosoton", "subgenus": "", "specificEpithet": "aquaticum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "R.K. Rabeler", "recordedBy": "Allison W. Cusick", "recordNumber": "31164", "verbatimEventDate": "1993-08-05", "habitat": "Shaded banks of river.", "occurrenceRemarks": "Frequent.", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Fayette", "municipality": "", "locality": "Gunder Quad., Pleasant Valley Twp. Banks of Turkey River, N of Co Rt B64 bridge, E of Elgin, Sect 13.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}