???? ???? ???? ?????? ??? ???? ?????? ???????? ? S N 168 ??? ????? ??? ???????????! ??????? ??? ????? ???? ????????, ??????????? ????????? ?????? ???? ??????????? ?????? ?????? ??????????? ?????? ???? ???????? ??? ?????? S N 168. SN168 : ????! ?????? ???? ??? ??????? ?????! ??????????????????? ??? SN168, ??????? ????????????????