C3123223313331322121111331333133313231333132212111112111113311222331   >>    C312322331333132212111133133313331323133313221211111211111331122233   <<    C3123223313331322121111331333133313231333132212111112111113311222333   >>      C3123223313331322121111331333133313231333132212111112111113311222332   >>