SN168 ??? ??????????????? ??????? ?????? ??? ????????????? ?????????? ?????? . ???????? SN168 ????????????? ?????? ??????????? ??????????? ??????? ???????? ???????? SN168 ??? ?????????? ???????????? ????? SN168 ????????????? ??????? SN168 ???? ???????? ????????? ????? ??? ?????? ????????????? ??????????????? ??? ??? ???? ????????. ??????? ??