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": ""}
 m B 1980-08-1   6;Gp2 CLAUDE E. GARTON   + 19618  (a 1406969     Dm POACEAE     ] poales   L]3cD IN RIVER BANK THICKETS VNDER PHYSOCARPUS, ALNUS, AND SPIRAEA | MO|ST SILTY SOIL          (MICHX.) TREL. Cu   f7I 48Â° 32' N, 89Â° 14' W 
{"catalogNumber": "1406969", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Michx.) Trel.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "19618", "verbatimEventDate": "1980-08-15", "habitat": "In river bank thickets under Physocarpus, Alnus, and Spiraea | Moist silty soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "48\u00c2\u00b0 32' N, 89\u00c2\u00b0 14' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}