C3123223313331322121111331333133313231333133313331333133313121111112113123311   >>    C312322331333132212111133133313331323133313331333133313331312111111211312331   <<    C3123223313331322121111331333133313231333133313331333133313121111112113123313   >>      C3123223313331322121111331333133313231333133313331333133313121111112113123312   >>