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": ""}
 =MB 1649     baraga petiolaris ,ux o    Ar Michigan  1319139 Ec#d         salix RS    q H salix petiolaris   United States ]AN[   b+B CHARLES D. RICHARDS SALICACEAE Z L   BWH:A Sm.  HwD= malpighiales  tU; "SHRUB 7 FT. TALL." [YNG. PUBESC. LFS; PIST. FLS. - CRB] swamp north of baraga. N &  
{"catalogNumber": "1319139", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix petiolaris", "scientificNameAuthorship": "Sm.", "genus": "Salix", "subgenus": "", "specificEpithet": "petiolaris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "1649", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Shrub 7 ft. tall.\" [Yng. Pubesc. Lfs; pist. Fls. - CRB]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Baraga", "municipality": "", "locality": "Swamp north of Baraga.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}