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": ""}
 g MARSHALL  Hi : 45.846794  V&h -86.67643 salix nigra h      ]W+ 1039 delta  rv    SALIX  B4;3   1318161 YWSG   197-07-09 J   salicaceae cJ   $ United States    P   UNCOMMON, CONSISTING OF LOW PLANTS ALONG MUDDY BANK OF LOWER STURGEON RIVER, WITH CALAMAGROSTIS CANADEzNSIS, LUDWIGIA PALUSTRIS, AND LINDERNIA DUBIA. MICHAEL R. PENSKAR MA   f:ty Malbighiales nigra nY  t40n r19w sec. 20 ne1/4 ne1/4; along muddy bank of lower sturgeon river C    michigan 4d 
{"catalogNumber": "1318161", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix nigra", "scientificNameAuthorship": "Marshall", "genus": "Salix", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael R. Penskar", "recordNumber": "1039", "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": "Delta", "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": ""}