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   8U fx 1177225 OCC-ASIONAL IN SHALLOW WATER. p  R  Michigan n   1989-07-27 <  Potamqogetonaceae  !w     MM( -84.640836     g potamogeton amplifolius  united states mp  AMPLIFOLIUS cc+  hillsdale g   d: About 11 km S of Hillsdale. T7S, R3W, section 34; W side Cub Lake.  m_m 41.81813  3htF peter w. fritsch   zRx ALISMA7ALES    Q%< TUCK. 117:1 9b>  
{"catalogNumber": "1177225", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton amplifolius", "scientificNameAuthorship": "Tuck.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "amplifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter W. Fritsch", "recordNumber": "1171", "verbatimEventDate": "1989-07-27", "habitat": "Occasional in shallow water.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Hillsdale", "municipality": "", "locality": "About 11 km S of Hillsdale. T7S, R3W, section 34; W side Cub Lake.", "decimalLatitude": "41.81813", "decimalLongitude": "-84.640836", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}