C111113331333132322331333133313331333133313121111331333222323331   >>    C11111333133313232233133313331333133313331312111133133322232333   <<    C111113331333132322331333133313331333133313121111331333222323333   >>      C111113331333132322331333133313331333133313121111331333222323332   >>