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": ""}
macilentus _?6   +N&Z, LUPULINUS  ,K essex  CcjeV CYPERUS  1393839 1       0__FA Poales     3036 RY     UNITED STATES |seR.   >  SUBSP.   Cyperus lupulinus subsp. macilentus      (FERNALD) MARCKS  c,  Mass4chusetts 7No]s 
{"catalogNumber": "1393839", "order": "Poales", "family": "", "scientificName": "Cyperus lupulinus subsp. macilentus", "scientificNameAuthorship": "(Fernald) Marcks", "genus": "Cyperus", "subgenus": "", "specificEpithet": "lupulinus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "macilentus", "identifiedBy": "", "recordedBy": "", "recordNumber": "3036", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Essex", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}