????????? E ??? ?? ?????????? ??? ??? ?? ???? ???? ??? ??? ??????????? ????????? ??? ????????????????, ????????????, ?????-?????????????? ??? ?????? ???????????. ???? ???? ??????????? ????????, ?? ????? ???? ??????? ??? ????? ????????????: ????????????? ??? ???????????????. ????? ??????????? ??? ??????? ??? ??? ?????? ?????? ???? ?? ?????? ????? ???? ?? ???????????? ????: ????, ????, ?????? ??? ?????? [1-2]. ???????????? ??????? ?? ?????????????, ????? ??? ???????????????, ????? ?? ????? ???????? ???? ?? ????????????? ????? ???????, ????? ?? ???????? ??? ????????????? ??? ???????? ??????.

????? ???????????? ??? ?????????????? ????? ?????? ???????????????? ?????. ???? ?? ??? ???????? ??? ???? ???????????? ??????????? ????????? (???? ???) ??? ???????????? ???????? ????????? (???) ??? ??? ???, ???????????? ??? ??????? ????????? ??? ?????????? ???? ??? ???. ???????, ???? ???????????? ??? ??????? ?? ???? ?? ?????? ???????????????? ??? ????????? E ? ???????????????? ???????? ??? ??? ???. ???? ????????????, ??? ?? ??????????? ???????? ??? ??C29H50O2 ??? ?? ??????????? ????? ??? 430.5, ??? ??????? ??? ????? ?????? ?????? ???? ????? ????: ????????? ??? ????????, ????????????? ???????????? ??? ?-???? ??? ?-????. ????????? ???? ???????????? ??? ??? ?? ? ??????????????? (???), ???? ????????????? ??????????? ???? ???????????? ??? ??? ?? ?? ??????????????? (???, ???, ???, ???, ???, ???, ???, ???). ?? ???????????????? ??? ??????? ?? ????? ????????, ??? ??????? ????? ??????? ??? ????? ???? ???????????? ??? 2R ????? ??? ????? ???? ?????????? ??? ????????? ???? ??? ???. ???????, ????????? ???? ???????????? ??? ????? ???????????? ????? ??? ??? ?????? ??? ????????????? ??????????? ???? ????????????