C313212111113331323312111133133313331333133313331333133313331333131132113312321   >>    C31321211111333132331211113313331333133313331333133313331333133313113211331232   <<    C313212111113331323312111133133313331333133313331333133313331333131132113312323   >>      C313212111113331323312111133133313331333133313331333133313331333131132113312322   >>