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": ""}
  1941-07-28 H ]YU  L. Ixv  bromus      [EDWIN S. GEORGE RESERVE] GRID T-25. NORTH GATE HOUSE AREA. ?A !-   united states  h$`   4 299 F.N. Hamerstrom, Jr. ?_    P) 42.45608 livingston _v98   POALES p^   7pT tectorum POACEAE     soil: gravel. associes: trifolium repens, plantago lanceolata, chenopodium, sisymbrium, anthemis cotula, lepidium virginicum. 8   1517980 r x~U   r MICHIGAN  ?u$Fb -84.00539   l Bromus tectoum
{"catalogNumber": "1517980", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus tectorum", "scientificNameAuthorship": "L.", "genus": "Bromus", "subgenus": "", "specificEpithet": "tectorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.N. Hamerstrom, Jr.", "recordNumber": "299", "verbatimEventDate": "1941-07-28", "habitat": "Soil: Gravel. Associes: Trifolium repens, Plantago lanceolata, Chenopodium, Sisymbrium, Anthemis Cotula, Lepidium virginicum.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "[Edwin S. George Reserve] Grid T-25. North Gate House Area.", "decimalLatitude": "42.45608", "decimalLongitude": "-84.00539", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}