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": ""}
val|ey with steep arid slopes and cliffs, small r|ver with gravel bars at bottom.. few scattered plants in gravel nearZ stream. R8!o      #m  coahuila  = 1973-12-15 Vahl f+E    catharticus ;,P    -100.952 c/   M| poales     0o;5 Poaceae Mexico X6   b  bromus     /C;V2 a. a. reznicek & r.s.w. bobbette jardines de zapaliname; 5 m?i se of saltilloon w side mex. hwy 57.    Bromus catharticus  o  
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus catharticus", "scientificNameAuthorship": "Vahl", "genus": "Bromus", "subgenus": "", "specificEpithet": "catharticus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. A. Reznicek & R.S.W. Bobbette", "recordNumber": "", "verbatimEventDate": "1973-12-15", "habitat": "Valley with steep arid slopes and cliffs, small river with gravel bars at bottom.. Few scattered plants in gravel near stream.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Coahuila", "county": "", "municipality": "", "locality": "Jardines de Zapaliname; 5 mi SE of Saltillo on W side Mex. Hwy 57.", "decimalLatitude": "", "decimalLongitude": "-100.952", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}