{"text_format":"3","workbook":"xlsx","n_sheets":3,"sheets":["Лист1","Лист2","Лист3"],"read":"whole","date_system":"1900"}

{"sheet":"Лист1","index":0,"n_rows":18,"n_cols":10,"rows_kept":18}
["Школа","-",null,null,"Отд./корп",{"$nulls":3},"День","2021-09-03"]
[]
["Прием пищи","Раздел","№ рец.","Блюдо","Выход, г","Цена","Калорийность","Белки","Жиры","Углеводы"]
["Завтрак","овощи свежие","2021-04-03","Огурцы свежие 60г.",60,null,7]
[null,"горячее блюдо","2026-12-01","Плов из курицы","50/100",null,360,12,16,42]
[null,"напиток",46,"Сок фруктовый",200,null,92,1,null,20]
[null,"хлеб","75.03","Хлеб пшеничный обогащенный",40,null,94,3,1,19]
[{"$nulls":5},57.43]
["Завтрак 2","фрукты"]
[]
[]
["Обед","закуска"]
[null,"1 блюдо"]
[null,"2 блюдо"]
[null,"гарнир"]
[null,"сладкое"]
[null,"хлеб бел."]
[null,"хлеб черн."]

{"sheet":"Лист2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0}

{"sheet":"Лист3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0}