C313212111113331323312111133133313331333133313331333133313233232233131   >>    C31321211111333132331211113313331333133313331333133313331323323223313   <<    C313212111113331323312111133133313331333133313331333133313233232233133   >>      C313212111113331323312111133133313331333133313331333133313233232233132   >>