C3123223313331322121111331333133313331333121211113313332213331323111221   >>    C312322331333132212111133133313331333133312121111331333221333132311122   <<    C3123223313331322121111331333133313331333121211113313332213331323111223   >>      C3123223313331322121111331333133313331333121211113313332213331323111222   >>