C3123223313331322121111331333133313231333132212111112213331322331   >>    C312322331333132212111133133313331323133313221211111221333132233   <<    C3123223313331322121111331333133313231333132212111112213331322333   >>      C3123223313331322121111331333133313231333132212111112213331322332   >>