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": ""}
   bt flwrs white.     hZ ontarionis    EY]3 SYMPHYOTRICHUM ONTARIONIS  a 1356  WZW* asteraceae    e+Ic  2012-09-14  br7 1102577  t^[ 4 United States    4Fk  Webster Twp., University of Michigan Mud Lake Bog property, N of bog.  Jx Washtenaw   MICHIGAN _PJ j    2c  -83.7929 Beverly S. Walter cM 
{"catalogNumber": "1102577", "order": "", "family": "Asteraceae", "scientificName": "Symphyotrichum ontarionis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "ontarionis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Beverly S. Walters", "recordNumber": "1356", "verbatimEventDate": "2012-09-14", "habitat": "", "occurrenceRemarks": "Flwrs white.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Webster Twp., University of Michigan Mud Lake Bog property, N of bog.", "decimalLatitude": "", "decimalLongitude": "-83.7929", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}