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": ""}
  = NORTH OF PRINCETON, MIDDLE BRANCH ESCANABA RIVER  l1w plantaginaceae    46.294527 x       y CALITRICHE  = Callitriche palustris    james s. pringle + ?n  1035  9    vV 1968-08-06   ?w@ in shallow running water    MfI Michigan  -87.462479 9Vwo  united states X  
{"catalogNumber": "", "order": "", "family": "Plantaginaceae", "scientificName": "Callitriche palustris", "scientificNameAuthorship": "", "genus": "Callitriche", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James S. Pringle", "recordNumber": "1035", "verbatimEventDate": "1968-08-06", "habitat": "In shallow running water", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "North of Princeton, Middle Branch Escanaba River", "decimalLatitude": "46.294527", "decimalLongitude": "-87.462479", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}