C313212111113331323312111133133313331333133313331333132331122311   >>    C31321211111333132331211113313331333133313331333133313233112231   <<    C313212111113331323312111133133313331333133313331333132331122313   >>      C313212111113331323312111133133313331333133313331333132331122312   >>