C111123313121111121111331333133313331333133313331333133313331323331313332221   >>    C11112331312111112111133133313331333133313331333133313331333132333131333222   <<    C111123313121111121111331333133313331333133313331333133313331323331313332223   >>      C111123313121111121111331333133313331333133313331333133313331323331313332222   >>