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": ""}
  ` VAHL  poaceae  R3      Y 18655  G7 Contact UM Herbarium       c4X BROMUS CATHARTICUS    FQa catharticus    )O~-~ POALES     J8]h 1119209 Jamaic4 (p LM  1958-04-18 ; GA  bromus ~  T. G. YUNCKER KB. 
{"catalogNumber": "1119209", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus catharticus", "scientificNameAuthorship": "Vahl", "genus": "Bromus", "subgenus": "", "specificEpithet": "catharticus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "T. G. Yuncker", "recordNumber": "18655", "verbatimEventDate": "1958-04-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Jamaica", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}