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": ""}
 pb^r "plnt abundant; reddish." ruth b. (alford) macfarlane Hh(4`       O|ue RUMEX ACETOSELLA rumex .O    >: p acetosella ROADSIDE ALONG M38, 22 MI W OF NISULA. T50N, R36W. Sp      olygonaceae ,C          C 6 4440   46.76399 w  
{"catalogNumber": "", "order": "", "family": "Polygonaceae", "scientificName": "Rumex acetosella", "scientificNameAuthorship": "", "genus": "Rumex", "subgenus": "", "specificEpithet": "acetosella", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ruth B. (Alford) MacFarlane", "recordNumber": "4440", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"plnt abundant; reddish.\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Roadside along M-38, 22 mi W of Nisula. T50N, R36W.", "decimalLatitude": "46.76399", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}