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": ""}
POTAMOGETON AMPLIFOLIUS #nJ   amplifolius `M   307 B;Hn     ?DEPTH OF WATER: 2-3I FT BOTTOM: FIBROUS PEAT 9   2  potamogetonaceae     fTA alismatales 44.97677 PAG   1280138 x   k TUCK.   M MONTMORENCY   Sx8s potamogeton   >p  michigan   3(Z[ 1942-08-v23 
{"catalogNumber": "1280138", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton amplifolius", "scientificNameAuthorship": "Tuck.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "amplifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "307", "verbatimEventDate": "1942-08-23", "habitat": "Depth of Water: 2-3 ft Bottom: fibrous peat", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Montmorency", "municipality": "", "locality": "", "decimalLatitude": "44.97677", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}