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": ""}
 Cass h   e.w. roelofs _ ?G  42.06371 tj   #2~ -85.80732  amplifolius J    8< ALISMATALES  <x? michigan 1280087  9_z%   sE Potamogeton HEMLOCK LAKE VS  Potamog3tonaceae :    r Tuck.  UNITED STATES SR^ !   245 - 6 O   wb[Ef potamogeton amplifolius      j  1941-07-08 depth of water: 4(2-10) ft bottom: fibrous peat 0Vv 
{"catalogNumber": "1280087", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton amplifolius", "scientificNameAuthorship": "Tuck.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "amplifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.W. Roelofs", "recordNumber": "245", "verbatimEventDate": "1941-07-08", "habitat": "Depth of Water: 4(2-10) ft Bottom: fibrous peat", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cass", "municipality": "", "locality": "Hemlock Lake", "decimalLatitude": "42.06371", "decimalLongitude": "-85.80732", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}