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": ""}
Poaceae  OU        (Michx.) Scribn.   _ united states   SECT. 3, T.26 N. R.19W N,q y   sN POALES    near l. st. croix $   1424482 Oj            $~pm] 4197 OBTUSATA JLu @ 
{"catalogNumber": "1424482", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Michx.) Scribn.", "genus": "", "subgenus": "", "specificEpithet": "obtusata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4197", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "near L. St. Croix", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "Sect. 3, T.26 N. R.19W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}