C313212111113331323312111133133313331333132233133313231311331311311   >>    C31321211111333132331211113313331333133313223313331323131133131131   <<    C313212111113331323312111133133313331333132233133313231311331311313   >>      C313212111113331323312111133133313331333132233133313231311331311312   >>