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": ""}
abundant. [qx#-            46.321492 MOg   J.dAz potamogeton alpinus  zU  = 1013 ALPINUS 44      S bradford s. sla[ughter      P``h Hiawatha National Forest. Ca. 0.45 km E of Haywre Grade, 0.3 km W of M-94. E margin of Shingleton Fen.   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Potamogeton alpinus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "alpinus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Bradford S. Slaughter", "recordNumber": "1013", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Abundant.", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Hiawatha National Forest. Ca. 0.45 km E of Haywire Grade, 0.3 km W of M-94. E margin of Shingleton Fen.", "decimalLatitude": "46.321492", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}