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": ""}
  L m1 michigan  O 1983-05-21   wm18G s.n. United States  ;p4h     <Y^ -84.053056    o>;z# margare7ta  j sandy field. crataegus margaretta [  LENAWEE  A   8HX< madison twp., w. of baldwin hwy., 0.2 mi. n. of cadmus rd.  `ev   1465846   Rosaceae |Q*  ashe  +P+     robert w. smith 1 gpQ   ROSALES &Hx5X   3(9  Crataegus   
{"catalogNumber": "1465846", "order": "Rosales", "family": "Rosaceae", "scientificName": "Crataegus margaretta", "scientificNameAuthorship": "Ashe", "genus": "Crataegus", "subgenus": "", "specificEpithet": "margaretta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "s.n.", "verbatimEventDate": "1983-05-21", "habitat": "Sandy field.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "Madison Twp., W. of Baldwin Hwy., 0.2 mi. N. of Cadmus Rd.", "decimalLatitude": "", "decimalLongitude": "-84.053056", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}