C111113331333132322331333133313331333133313121111331333131211111221   >>    C11111333133313232233133313331333133313331312111133133313121111122   <<    C111113331333132322331333133313331333133313121111331333131211111223   >>      C111113331333132322331333133313331333133313121111331333131211111222   >>