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": ""}
 1470520 !AG      t26n r1e sec. 17     [V2U RUBUS MICHIGAN Rw         B? T26N R1E SEC. 17 rosales  c   0 1951-07-28 306 lyP  44.64439 <;     COMMON IN JACK PINE "BOG FOREST" ?    c1>sy Oscoda  rosaceae r    M. P. WIDRLECHNER 6t 
{"catalogNumber": "1470520", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "", "recordNumber": "306", "verbatimEventDate": "1951-07-28", "habitat": "Common in jack pine \"bog forest\"", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Oscoda", "municipality": "", "locality": "T26N R1E Sec. 17", "decimalLatitude": "44.64439", "decimalLongitude": "", "verbatimCoordinates": "T26N R1E Sec. 17", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}