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": ""}
    749 :    =V& United States  _! L calyculata roscommon  & <q      MICHIGAN DEPARTMENT OF NATURAL RESOURCES HOUGTON LAKE WILDLIFE RESEARCH ARyEA (PORTER RANCH) CA. 6 KM. SW OE HOUGHTON LAKE  mYN    W. ALAN WENTZ #Tm     1vTfI 44.286892  iG (L.) MOENCH CHAMAEAPHNE ]  1973-05-19 cLdN      
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) Moench", "genus": "Chamaedaphne", "subgenus": "", "specificEpithet": "calyculata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. Alan Wentz", "recordNumber": "749", "verbatimEventDate": "1973-05-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Roscommon", "municipality": "", "locality": "Michigan Department of Natural Resources Houghton Lake Wildlife Research Area (Porter Ranch) ca. 6 km. sw of Houghton Lake", "decimalLatitude": "44.286892", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}