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": ""}
 7 BETTY M. ROBERTSON   C XI 1939-06-11 biflora ha,to  ASTERACEAE || FV      -A`zo asterales     2v Kr?igia  161 X `++    * 42.00393 krigia biflora | 7)    uy- MICHIGAN      V8L?[ -83.55449 along roadside, 7_#Y   2 mi. w. of maybee, 2g*j[ 
{"catalogNumber": "", "order": "Asterales", "family": "Asteraceae", "scientificName": "Krigia biflora", "scientificNameAuthorship": "", "genus": "Krigia", "subgenus": "", "specificEpithet": "biflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Betty M. Robertson", "recordNumber": "161", "verbatimEventDate": "1939-06-11", "habitat": "Along roadside,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "2 mi. W. of Maybee,", "decimalLatitude": "42.00393", "decimalLongitude": "-83.55449", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}