C3123223313331322121111331333133313231333132212111112111113331323131233121   >>    C312322331333132212111133133313331323133313221211111211111333132313123312   <<    C3123223313331322121111331333133313231333132212111112111113331323131233123   >>      C3123223313331322121111331333133313231333132212111112111113331323131233122   >>