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": ""}
 XH.UV 1280557   44.52954 nZG    ;# d.c. chandler MICHIGAN +    POTAMOGETON M_= 5    hB=7ya -84.14412   y) MACELLUS  r fern.    FOLIOSUS a~wv=  VAR. .<.=P     V United States  2vHsK twin lakes, sta. no. 1 t25n, r2e, sec. 25    1937-08-10 jn/     
{"catalogNumber": "1280557", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Fern.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "foliosus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "macellus", "identifiedBy": "", "recordedBy": "D.C. Chandler", "recordNumber": "", "verbatimEventDate": "1937-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Twin Lakes, Sta. No. 1 T25N, R2E, Sec. 25", "decimalLatitude": "44.52954", "decimalLongitude": "-84.14412", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}