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": ""}
1939-08-18 ;g    ^  illinoensis   S ROSCOMMON   -84.722728 Y  H. Kilpela Mt  uniteo states xO    bk3 1281230 ALISMATALES R#(;  morong =?   ~%YI~ POTAMOGETON     Potamogetonaceae   7.F  120  4Ao 44.47473 Potamogeton illinoensis q9r   Crf depth of water: 20' (15-20) bottom: marl   higgins lake %    #r2x Michigan  
{"catalogNumber": "1281230", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton illinoensis", "scientificNameAuthorship": "Morong", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "illinoensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. Kilpela", "recordNumber": "120", "verbatimEventDate": "1939-08-18", "habitat": "Depth of Water: 20' (15-20) Bottom: marl", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Roscommon", "municipality": "", "locality": "Higgins Lake", "decimalLatitude": "44.474273", "decimalLongitude": "-84.722728", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}