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": ""}
552 AF-[H  45.580949 = S3+   .-vSB pyrola  I(I4 john h. ehlers   6 ` michigan  douglas lake ZFJ        AMERICANA 7    bH% -84.696261 Sweet C ^   pyrola americana h$HYG   )2.o cheboygan    UNITED STATES GCY   94y 1917-07-26   Cut-over hardwoods I 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Pyrola americana", "scientificNameAuthorship": "Sweet", "genus": "Pyrola", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "552", "verbatimEventDate": "1917-07-26", "habitat": "Cut-over hardwoods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Douglas Lake", "decimalLatitude": "45.580949", "decimalLongitude": "-84.696261", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}