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": ""}
 $wce> potamogetonaceae     GME * POTAMOGETON NATANS  UNITED STATES  ?M   xC Alismatales L.H. Pennington ? <f   pn^dl -86.259116 natans  ]$ 8  van buren  * kZ    Y!i BLACK RIVER, S.HAVEN 1281338 X)  OCCASI0NAL, OR COMMON IN UPPER BRANCES RGR $     ] ,K Potamogeton     T< 1910-06-26 L. 51a 5  42.44532 Sq y   W 6 michigan  
{"catalogNumber": "1281338", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton natans", "scientificNameAuthorship": "L.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L.H. Pennington", "recordNumber": "", "verbatimEventDate": "1910-06-26", "habitat": "occasional, or common in upper branches", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Van Buren", "municipality": "", "locality": "Black River, S. Haven", "decimalLatitude": "42.414532", "decimalLongitude": "-86.259116", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}