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": ""}
550 Hi6     1552029   $Z SUSAN FAWCETT   zdR 2016-08-07  aC  HALORAGACEAE  Gp myriophyllum   <1 ANTON A. REZNICEK  x0 AP L. UNITED STATES S/74   myriophyllum verticillatum Qr9n@    a^ Moutb of the Pigeon River at Mullett lake verticillatum wJ.|_   #I@ Cheboygan   w   b fruiting heavily among nymphaea odorata, sagittaria cuneata and pontederia cordata  yQ  -84.559206   p w Emergent sparganium marsh, upstream from the brid ge Michigan ,  Saxifragales u 1.s    45.439389 jV    
{"catalogNumber": "1552029", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum verticillatum", "scientificNameAuthorship": "L.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "verticillatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Susan Fawcett", "recordNumber": "550", "verbatimEventDate": "2016-08-07", "habitat": "Emergent sparganium marsh, upstream from the bridge", "occurrenceRemarks": "Fruiting heavily among Nymphaea odorata, Sagittaria cuneata and Pontederia cordata", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Mouth of the Pigeon River at Mullett lake", "decimalLatitude": "45.439389", "decimalLongitude": "-84.559206", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}