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": ""}
 4 miles e of muskegon. 800' n of laketon ave., 500' w of mil| iron rd. p  RARE. TD R1    1n 43.2227777778    o  x WILLIAM S. MARTINUS   ;W0 CAREX BICKNELLII  zHnE_ -886.1577222222 1514465  5      Poales Cyperaceae CxP   bicknellii 5ZY   Muskegon [     &5Y| in disturbed, sandy old-field   R 686  Pgc 2015-07-13 MICHIGAN gGD98   britton OBY  
{"catalogNumber": "1514465", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex bicknellii", "scientificNameAuthorship": "Britton", "genus": "", "subgenus": "", "specificEpithet": "bicknellii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William S. Martinus", "recordNumber": "686", "verbatimEventDate": "2015-07-13", "habitat": "In disturbed, sandy old-field", "occurrenceRemarks": "Rare.", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Muskegon", "municipality": "", "locality": "4 miles E of Muskegon. 800' N of Laketon Ave., 500' W of Mill Iron Rd.", "decimalLatitude": "43.2227777778", "decimalLongitude": "-86.1577222222", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}