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": ""}
page ?e+W  rotundifolia ,|       l. +  United States $Z     [ michigan  u .,M 1892-07    w2UM Stuart E. Knappen  drosera rotundifolia %O4g  45.42151  mvqs    P)# -84.92094    BL 1464702   s.n.    CARYOPHYLLALES vy    J vS Droseraceae 
{"catalogNumber": "1464702", "order": "Caryophyllales", "family": "Droseraceae", "scientificName": "Drosera rotundifolia", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "rotundifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Stuart E. Knappen", "recordNumber": "s.n.", "verbatimEventDate": "1892-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Page", "decimalLatitude": "45.42151", "decimalLongitude": "-84.92094", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}