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": ""}
Poaceae 0%Lj    1889-09-18     Poales (R  sterilis ~<Z?  Contact UM Herbarium z#!     YF s.n.     q0e  LONDON   A7Xt L.   BROMUS Y  Bromus sterilis *)!  England ~   bPh 1704268  O  UNITED KINGDOM   e.t. harper 8T   
{"catalogNumber": "1704268", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus sterilis", "scientificNameAuthorship": "L.", "genus": "Bromus", "subgenus": "", "specificEpithet": "sterilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.T. Harper", "recordNumber": "s.n.", "verbatimEventDate": "1889-09-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United Kingdom", "stateProvince": "England", "county": "London", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}