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": ""}
 a>L~R united states (L.) Ã. LÃ¶VE =_i    6Eu2 Michigan   2O# LAKE ON 2 CREEK. CARYOPHYLLALES C       1_B -88.772833    POLYGONACEAE  S.N. jx   1950-08 x  1512892 ih-       fq. FALLOPIA CONVOLVULUS   fallopia %6   HOUGHTON ,k 
{"catalogNumber": "1512892", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Fallopia convolvulus", "scientificNameAuthorship": "(L.) \u00c3\u0081. L\u00c3\u00b6ve", "genus": "Fallopia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1950-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Houghton", "municipality": "", "locality": "Lake on 2 Creek.", "decimalLatitude": "", "decimalLongitude": "-88.772833", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}