C111123313121111121111331333133313331323132333132313233313231321321   >>    C11112331312111112111133133313331333132313233313231323331323132132   <<    C111123313121111121111331333133313331323132333132313233313231321323   >>      C111123313121111121111331333133313331323132333132313233313231321322   >>