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": ""}
Michx. Ew  0     d?2d SALICACEAE 1973-08-17 j/    H In sandy soil. 46.494688 c  alger :v9xL     DPi+. UNITED STATES   1317003 x H    SQ-0 MICHIGAN   6t  Populus  8 Robert H. Read -86.54028 Vw     MALPIGHI3ALES   Sn|kS grandidentata  487 J L49   sna Several large trees (ca. 8-10" DBH)  Near old gottages at east end of Miners Basin.   
{"catalogNumber": "1317003", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "", "scientificNameAuthorship": "Michx.", "genus": "Populus", "subgenus": "", "specificEpithet": "grandidentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert H. Read", "recordNumber": "487", "verbatimEventDate": "1973-08-17", "habitat": "In sandy soil.", "occurrenceRemarks": "Several large trees (ca. 8-10\" DBH)", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "Near old cottages at east end of Miners Basin.", "decimalLatitude": "46.494688", "decimalLongitude": "-86.54028", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}