C111113331333132322331333133313331333133313121111331333131231313221   >>    C11111333133313232233133313331333133313331312111133133313123131322   <<    C111113331333132322331333133313331333133313121111331333131231313223   >>      C111113331333132322331333133313331333133313121111331333131231313222   >>