C112313233211113313121111331333133313231323133313331323113313221131   >>    C11231323321111331312111133133313331323132313331333132311331322113   <<    C112313233211113313121111331333133313231323133313331323113313221133   >>      C112313233211113313121111331333133313231323133313331323113313221132   >>