C3123223313331322121111331333133313231333132212111112111111113313332211331   >>    C312322331333132212111133133313331323133313221211111211111111331333221133   <<    C3123223313331322121111331333133313231333132212111112111111113313332211333   >>      C3123223313331322121111331333133313231333132212111112111111113313332211332   >>