C312322331333132212111133133313331323132322331333132333131133131312311   >>    C31232233133313221211113313331333132313232233133313233313113313131231   <<    C312322331333132212111133133313331323132322331333132333131133131312313   >>      C312322331333132212111133133313331323132322331333132333131133131312312   >>