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": ""}
  SD= lemna trisulca  ALISMATALES cR]42    72 lemna          L. ^ETU    tres abondant; la plupart etant submergees, quelques-unes etant flottantes BTNq     @ -68.1527778 48.5527778XKvh      E QUEBEC
{"catalogNumber": "", "order": "Alismatales", "family": "", "scientificName": "Lemna trisulca", "scientificNameAuthorship": "L.", "genus": "Lemna", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Tres abondant; la plupart etant submergees, quelques-unes etant flottantes", "associatedTaxa": "", "country": "", "stateProvince": "Quebec", "county": "", "municipality": "", "locality": "", "decimalLatitude": "48.5527778", "decimalLongitude": "-68.1527778", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}