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": ""}
    [ | GRPM 41538  rXIP 1880-07-16   2WY POTAMOGETON PUSILLUS SUBSP. GEMMIPARUS  Qf$ (J.W. ROBBINS) HAYNES & C.B. HELLQUIST   s.n o||   MASSACHUSETTS :   fred h. horsford HP   9F UNITED STATES  TkP SUBSP.   alismatales :8   2C potamogeton Charles River, Dedham xY      pusillus 1337860 7    $Pt $ Norfolk  C<A gemmiparus
{"catalogNumber": "1337860", "order": "Alismatales", "family": "", "scientificName": "Potamogeton pusillus subsp. gemmiparus", "scientificNameAuthorship": "(J.W. Robbins) Haynes & C.B. Hellquist", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "pusillus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "gemmiparus", "identifiedBy": "", "recordedBy": "Fred H. Horsford", "recordNumber": "s.n.", "verbatimEventDate": "1880-07-16", "habitat": "", "occurrenceRemarks": "GRPM 41538", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Norfolk", "municipality": "", "locality": "Charles River, Dedham", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}