C11111211113313112113313331333133313233313113121111331322333132331   >>    C1111121111331311211331333133313331323331311312111133132233313233   <<    C11111211113313112113313331333133313233313113121111331322333132333   >>      C11111211113313112113313331333133313233313113121111331322333132332   >>