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": ""}
    [40 or more nerves in su8mersed leaves] 94    f amplifolius     ^ -84.63515   WDo POTAMOGETONACEAE  michi1gan ,i1p      f~yaT United States D.C. QCHANDLER Exg     DEPTH OF WATER: 2' BOTTOM: MARL ~.n   vFHZ ALISMATALES   KP8a Tuck. 
{"catalogNumber": "", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "", "scientificNameAuthorship": "Tuck.", "genus": "", "subgenus": "", "specificEpithet": "amplifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D.C. Chandler", "recordNumber": "", "verbatimEventDate": "", "habitat": "Depth of Water: 2' Bottom: marl", "occurrenceRemarks": "[40 or more nerves in submersed leaves]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.63515", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}