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": ""}
 sporobolus vaginiflorus m   n ONTARIO   mx L South Dumfries Twp., railway tracks and waste ground west of Paris  locally common in disturbed sandy waste ground near sand pit gn 4  MIXED COLLECTION WITH 21419B (S. NEGLECTUS)   x    =h 5 POALES  6wr BRANT   X*r  Michael J. Oldham  FQl 1225047   Canada ?   J(2vw (torr. ex a. gray) alph. wood SPOROBOLUS 6M  1998-09-15 a  -80.40923 FE2p    6 43.19749 21419A G  michael j. oldham -> y   Q Poaceae  lU%s  43 11.85 n, 80 24.55 w  vagBiniflorus @~ 
{"catalogNumber": "1225047", "order": "Poales", "family": "Poaceae", "scientificName": "Sporobolus vaginiflorus", "scientificNameAuthorship": "(Torr. ex A. Gray) Alph. Wood", "genus": "Sporobolus", "subgenus": "", "specificEpithet": "vaginiflorus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Michael J. Oldham", "recordedBy": "Michael J. Oldham", "recordNumber": "21419a", "verbatimEventDate": "1998-09-15", "habitat": "locally common in disturbed sandy waste ground near sand pit", "occurrenceRemarks": "mixed collection with 21419b (S. neglectus)", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Brant", "municipality": "", "locality": "South Dumfries Twp., railway tracks and waste ground west of Paris", "decimalLatitude": "43.19749", "decimalLongitude": "-80.40923", "verbatimCoordinates": "43 11.85 N, 80 24.55 W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}