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": ""}
Desf. <KN>   MAIANTHEMUM CANADENSE *T,  1966-05-30 W7V   43.561326 i]   Z o K 1338663 "Abundant."  S     J] michigan  E ASPARAGALES    y 1019     -83.979691 8 ln6   KoU acid woods of red maple-quaking aspen.      Frankenlust Twp. )7I 
{"catalogNumber": "1338663", "order": "Asparagales", "family": "", "scientificName": "Maianthemum canadense", "scientificNameAuthorship": "Desf.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1019", "verbatimEventDate": "1966-05-30", "habitat": "Acid woods of Red Maple-Quaking Aspen.", "occurrenceRemarks": "\"Abundant.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Frankenlust Twp.", "decimalLatitude": "43.561326", "decimalLongitude": "-83.979691", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}