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": ""}
 6HA sheffield township, mellon creek at hwy. 41, w side of hwy., n of creek, at old road    WC carex lucorum var.lucorum  135941 ~#  1994-06-16 n/  MICHAEL J. OLDHAM %u  OLD 16218 p    Zg 16218      VAR. !Bj        u; 6 lucorum    cyperaceae :h?  lucorum ;H  
{"catalogNumber": "1359041", "order": "", "family": "Cyperaceae", "scientificName": "Carex lucorum var. lucorum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "lucorum", "verbatimTaxonRank": "var.", "infraspecificEpithet": "lucorum", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "16218", "verbatimEventDate": "1994-06-16", "habitat": "", "occurrenceRemarks": "old 16218", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Sheffield Township, Mellon Creek at Hwy. 41, W side of Hwy., N of creek, at old road", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}