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": ""}
 5?x1 1918-05-19 1339850 d wF  MICHIGAN M     B 42.24115   E melanthiaceae LILIALES ~  (michx.) slisb. I!b    TRILLIUM aM     v YPSILANTI.        TRILLIUM GRANDIFLORUM  S.N. S!B1H  -83.612994 [=VG      _tm UNITED 5TATES  
{"catalogNumber": "1339850", "order": "Liliales", "family": "Melanthiaceae", "scientificName": "Trillium grandiflorum", "scientificNameAuthorship": "(Michx.) Salisb.", "genus": "Trillium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1918-05-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Ypsilanti.", "decimalLatitude": "42.24115", "decimalLongitude": "-83.612994", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}