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": ""}
 mxl  POLYGONUM RAMOSISSIMUN   <4 united states   0 1469339   c,|:Z MICHIGAN   caryophyllales do v    edge of w. river, near cemetery. WHg    Carl O. Grass^l e:$K_  ramosissimum 0E6u`        MICHX.    o 3069  1933-08-17 3l`   2  %  city of menominee.   
{"catalogNumber": "1469339", "order": "Caryophyllales", "family": "", "scientificName": "Polygonum ramosissimum", "scientificNameAuthorship": "Michx.", "genus": "", "subgenus": "", "specificEpithet": "ramosissimum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "3069", "verbatimEventDate": "1933-08-17", "habitat": "Edge of W. River, near cemetery.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "City of Menominee.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}