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": ""}
 2`0  NOT ENTERED   $p = POTAMOGETON    O1  42.56096  L1 / michigan   hW*;l Walnut Lake   1280953  HUb)   2  GRAMINEUS  L UNITED STATES  POTAMOGETON GRAMINEUS t     AlismatalesK   !Y=P^ Potamogetonaceae  D?SSn 1906  ~=0a  OAKLAND  L. dr    -83.33187 Xcw  
{"catalogNumber": "1280953", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton gramineus", "scientificNameAuthorship": "L.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "gramineus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "not entered", "recordNumber": "", "verbatimEventDate": "1906", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Walnut Lake", "decimalLatitude": "42.56096", "decimalLongitude": "-83.33187", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}