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": ""}
   L8 Poales  +Gx 41.93711 3456 H  anton a. reznicek E   Yn_qO Michigan  r Elymus  w. of Raisin Cen)ter Hwy., s. of River Raisin, Raisin Twp. T6SR4ES21, sw qtr of se qtr 7   UNITED STATES  -  1216665 8@%^x     1997-07-26 /f  L. *   #;D~r virginicus   Q WOODED FLOODPLAIN  J8w ELYMUS VIRGINICUS -83.94809 ?  LEN4WEE fxnj    
{"catalogNumber": "1216665", "order": "Poales", "family": "", "scientificName": "Elymus virginicus", "scientificNameAuthorship": "L.", "genus": "Elymus", "subgenus": "", "specificEpithet": "virginicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "3456", "verbatimEventDate": "1997-07-26", "habitat": "wooded floodplain", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "w. of Raisin Center Hwy., s. of River Raisin, Raisin Twp. T6SR4ES21, sw qtr of se qtr", "decimalLatitude": "41.93711", "decimalLongitude": "-83.94809", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}