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": ""}
      VmYI 640 "ASSOC.: ACER SACCHARUM, LIRIODENDRON TULIPIFERA, ATHYRIUM PYNCNOCARPON, LAPORTEA CANADENSIS" &+c~       maianthemum YR  maianthemum racemosum ~    w MESIC SOUTHERN FOREST; SHADED BnY LAPORTEA IN RICH WOODS, ORGANIC LOAM. OCCASIONAL. asparagaceae EM   ua racemosum  Michigan i%   z kalamazoo       +;Q PHYLLIS J. HIGMAN
{"catalogNumber": "", "order": "", "family": "Asparagaceae", "scientificName": "Maianthemum racemosum", "scientificNameAuthorship": "", "genus": "Maianthemum", "subgenus": "", "specificEpithet": "racemosum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Phyllis J. Higman", "recordNumber": "640", "verbatimEventDate": "", "habitat": "Mesic southern forest; shaded by Laportea in rich woods, organic loam. Occasional.", "occurrenceRemarks": "\"Assoc.: Acer saccharum, Liriodendron tulipifera, Athyrium pyncnocarpon, Laportea canadensis\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Kalamazoo", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}