{"text_format":"1","workbook":"xlsx","n_sheets":2,"sheets":["Лист1","Лист2"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":0,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Лист1","index":0,"n_rows":5,"n_cols":2,"rows_kept":5,"cut":false,"hidden":false,"merged":[]}
["ЗАГОЛОВОК1","ЗАГОЛОВОК2"]
["A",1]
["B",1]
["c",2]
["d",2]

{"sheet":"Лист2","index":1,"n_rows":5,"n_cols":2,"rows_kept":5,"cut":false,"hidden":false,"merged":[]}
["БУКВА","ЦИФРА"]
[{"$f":"Лист1!A2","v":"A"},{"$f":"Лист1!B2","v":1}]
[{"$f":"Лист1!A3","v":"B"},{"$f":"Лист1!B3","v":1}]
[{"$f":"Лист1!A4","v":"c"},{"$f":"Лист1!B4","v":2}]
[{"$f":"Лист1!A5","v":"d"},{"$f":"Лист1!B5","v":2}]