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": ""}
1418140 |n    POALES Oi   j. f. gmel. /w     kb( Poaceae    s LZ ALLISON W. CUSICK  1992-09-13 GC    yhX JCT OF BIG FALLS & NORRIS CREEK RDS, 1/2 MI S OF GILES CO LINE & N OF MCCOY montgomery `       MUHLENBERGIA SCHREBERI /CyF  @Sv5 s30502    vrginia g?LF 
{"catalogNumber": "1418140", "order": "Poales", "family": "Poaceae", "scientificName": "Muhlenbergia schreberi", "scientificNameAuthorship": "J. F. Gmel.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Allison W. Cusick", "recordNumber": "30502", "verbatimEventDate": "1992-09-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Virginia", "county": "Montgomery", "municipality": "", "locality": "jct of Big Falls & Norris Creek rds, 1/2 mi S of Giles Co line & N of McCoy", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}