C111123313121111121111331323133313331333132322121111331322112331321123231   >>    C11112331312111112111133132313331333133313232212111133132211233132112323   <<    C111123313121111121111331323133313331333132322121111331322112331321123233   >>      C111123313121111121111331323133313331333132322121111331322112331321123232   >>