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": ""}
  iM6Fi t40n r19w seck. 20 ne1/4 ne1/4; along muVddy bank of lower sturgeon river     MALPIGHIALES nK     2g8 45.846794  `C@ michigan   1987-07-09 S45sC     u[ 1318161   mWFu SALIX NIGR  uncommon, consisting 0f low plants along muddy bank of lower sturgeon river, with calmagrostis canadensis, ludwigia palustr|s, and lindernia dubia. 3 M  -86.67643 U?   :/ > united s7ates     U f~ michael r. penskar 
{"catalogNumber": "1318161", "order": "Malpighiales", "family": "", "scientificName": "Salix nigra", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael R. Penskar", "recordNumber": "", "verbatimEventDate": "1987-07-09", "habitat": "Uncommon, consisting of low plants along muddy bank of Lower Sturgeon River, with Calamagrostis canadensis, Ludwigia palustris, and Lindernia dubia.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "T40N R19W Sec. 20 NE1/4 NE1/4; along muddy bank of Lower Sturgeon River", "decimalLatitude": "45.846794", "decimalLongitude": "-86.67643", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}