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": ""}
       B Alismatales Alcona +.   UNITED STATES d   t. 692  ^M8 I friesii  44.53917 U%gMQ      POTAMOGETON 9 E  1972-07-08 js  michigan v-l   1280626 Hm    uncommon in shallow water of 115 acre, 65 feet deep, vaughn lake, mud-sand bottom, usually turbid. $  -83.7275 J_   
{"catalogNumber": "1280626", "order": "Alismatales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "friesii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "692", "verbatimEventDate": "1972-07-08", "habitat": "Uncommon in shallow water of 115 acre, 65 feet deep, Vaughn Lake, mud-sand bottom, usually turbid.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alcona", "municipality": "", "locality": "", "decimalLatitude": "44.53917", "decimalLongitude": "-83.7275", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}