?????? ? ???????????????? ???????? ????- ? ?????????????????????????[4]??????
????????????? 5-??????-25,27-??????????-26,28-????????????????[4]????? ?????????????? ? ????? ????-NaOH. ???????? ??????????????? ???????????? ???????????? ????? ??????????. ?????? ?????????????????? ??? ??????? ??? ??????? ????????????????? ??????????.
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???????????? ? ??????????? ?????????????? ? ?????????????? ???????? ????????. ???????? ??????????? ? ??????? ????????????? ?????. ?????????? ?????????? ???????????, ???????????? ??? ????????? ??????. ?????????? ????????? ???????????????? ??????? NaOH.
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