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": ""}
   UNITED STATES W   9j robert h. read  #JE9 POALES  z~ 1973-06-16 DRY, WOODED BACK DUNE SLOPE (WITH_ BALxSAM FIR, PAPER BIRCH, MAPLE) l   Edward G. Voss     Xry Poaceae   U Milium effusum   3a4$ effusum l. ;T   46.629863 ty       gO  Milium     `$ 121 -86.058546 u 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Milium effusum", "scientificNameAuthorship": "L.", "genus": "Milium", "subgenus": "", "specificEpithet": "effusum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Robert H. Read", "recordNumber": "121", "verbatimEventDate": "1973-06-16", "habitat": "Dry, wooded back dune slope (with balsam fir, paper birch, maple)", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.629863", "decimalLongitude": "-86.058546", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}