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": ""}
united states joGm   SISYMBRIUM <y     T+ L.  $ "pprox. 20 Aplants. flowers yellow." MECOSTA V i     V)1 BRASSICACEjAE     `s Big Rapids Twp. Grounds of Big Rapids Middle School near river.   Sisymbrium alt issimum 7;M3   brassicales `   2140  ^i|   7?t t in recently worked and seeded soil of "riverwalk" among grass seedling5, along sidewalk.    
{"catalogNumber": "", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Sisymbrium altissimum", "scientificNameAuthorship": "L.", "genus": "Sisymbrium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2140", "verbatimEventDate": "", "habitat": "In recently worked and seeded soil of \"Riverwalk\" among grass seedlings, along sidewalk.", "occurrenceRemarks": "\"Approx. 20 plants. Flowers yellow.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mecosta", "municipality": "", "locality": "Big Rapids Twp. Grounds of Big Rapids Middle School near river.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}