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": ""}
 wQwu@ -84.830439   >v UNITED STATES   1E? PERSICARIA   polygonaceae  ^t   Q%h Houghton Lake Wildlife Research Area (Porter Ranch) ca. 6 km sw of Hougton Lake.  X ] n PERSICARIA AMPHIBIA   rXn 1973-07-27   Michigan  M |   N?k 891           common in sedge areas near m-72. O   ampibia Jvk9 
{"catalogNumber": "", "order": "", "family": "Polygonaceae", "scientificName": "Persicaria amphibia", "scientificNameAuthorship": "", "genus": "Persicaria", "subgenus": "", "specificEpithet": "amphibia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "891", "verbatimEventDate": "1973-07-27", "habitat": "Common in sedge areas near M-72.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Houghton Lake Wildlife Research Area (Porter Ranch) ca. 6 km sw of Houghton Lake.", "decimalLatitude": "", "decimalLongitude": "-84.830439", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}