C111113331333132322331333133313331333133313121111331333132323323132311   >>    C11111333133313232233133313331333133313331312111133133313232332313231   <<    C111113331333132322331333133313331333133313121111331333132323323132313   >>      C111113331333132322331333133313331333133313121111331333132323323132312   >>