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": ""}
 yr6 UNITED STATES  <!$> S.N. 1917-09-29 /  CECIL BILLINGTON x3c8  hugh o'neill & peter a. hyypio x   B > low oen ground.     igpn 1328687  7 Michigan   V -83.17639 Poales ~    2v= CYPERUS E5CU1ENTUS cyperus   eU      h wt L.   8HS[& wayne  Q DEARBORN TP. cyperaceae $+W`  esculentus o|OA  42.32222 l%T 6 
{"catalogNumber": "1328687", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus esculentus", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "esculentus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Hugh O'Neill & Peter A. Hyypio", "recordedBy": "Cecil Billington", "recordNumber": "s.n.", "verbatimEventDate": "1917-09-29", "habitat": "Low open ground.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "Dearborn Tp.", "decimalLatitude": "42.32222", "decimalLongitude": "-83.17639", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}