D2122132313112331313133313223313132313331323321111331323133313223313123121   >>    D212213231311233131313331322331313231333132332111133132313331322331312312   <<    D2122132313112331313133313223313132313331323321111331323133313223313123123   >>      D2122132313112331313133313223313132313331323321111331323133313223313123122   >>