C313212111113331323312111133133313331333133313331333133313231323223313113331   >>    C31321211111333132331211113313331333133313331333133313331323132322331311333   <<    C313212111113331323312111133133313331333133313331333133313231323223313113333   >>      C313212111113331323312111133133313331333133313331333133313231323223313113332   >>