C3123223313331322121111331333133313331333121211113313121111333321132211   >>    C312322331333132212111133133313331333133312121111331312111133332113221   <<    C3123223313331322121111331333133313331333121211113313121111333321132213   >>      C3123223313331322121111331333133313331333121211113313121111333321132212   >>