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": ""}
 a-XT OAKES  1281777  h  1964-08-02 =U;=R    h potamogetonaceae  xEC Michiqan  2u at nw end of ross lake, ca. 7-1/2 mi. ene of mlstrand. POTAMOGETON ROBBINSII xuC    J 11735      ^_2  uncommon in drift in shallow water      EDWARD G. VOSS Y_8t2  Schoolcraft So-v    -86.2643 46.48407 =0s]h  Potamogeton _H/   
{"catalogNumber": "1281777", "order": "", "family": "Potamogetonaceae", "scientificName": "Potamogeton robbinsii", "scientificNameAuthorship": "Oakes", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "11735", "verbatimEventDate": "1964-08-02", "habitat": "uncommon in drift in shallow water", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "at NW end of Ross Lake, ca. 7-1/2 mi. ENE of Melstrand.", "decimalLatitude": "46.48407", "decimalLongitude": "-86.2643", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}