C313212111113331323312111133133313331333133313331333133313331331121331121   >>    C31321211111333132331211113313331333133313331333133313331333133112133112   <<    C313212111113331323312111133133313331333133313331333133313331331121331123   >>      C313212111113331323312111133133313331333133313331333133313331331121331122   >>