?? ???? ?????? ?????? (2-??????-D-????? click here 2dDR) ???? ???? ????? ????? ???????. ???? ??? ?????? ??????? ??? ?????? ????? ?????. ???? ?????? (2-??????-D-????? 2dDR) ?? ?????? ????????? ????? ???????. (2-DEOXIRIBO-D) : ?? ???? ??????? ??? ????? ??????? ??? ?????? ????? ???????? ??