C3123223313331322121111331333133313231333132212111133133323321331   >>    C312322331333132212111133133313331323133313221211113313332332133   <<    C3123223313331322121111331333133313231333132212111133133323321333   >>      C3123223313331322121111331333133313231333132212111133133323321332   >>