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": ""}
   u-Lw ELYMUS   I1!  1648401     kJ~- G. W. Parmelee    `1S#+ t1s, r2e, sec. 20   X poales  6 repens  ^RLG Elymus repens  f)2 united states 1950-07-08 %a/l]    W3% 1370     uV Michigan  Poaceae ZJ]   
{"catalogNumber": "1648401", "order": "Poales", "family": "Poaceae", "scientificName": "Elymus repens", "scientificNameAuthorship": "", "genus": "Elymus", "subgenus": "", "specificEpithet": "repens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. W. Parmelee", "recordNumber": "1370", "verbatimEventDate": "1950-07-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "T1S, R2E, Sec. 20", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}