C111123313121111121111331333133313331333132322331323133313331333132313233111   >>    C11112331312111112111133133313331333133313232233132313331333133313231323311   <<    C111123313121111121111331333133313331333132322331323133313331333132313233113   >>      C111123313121111121111331333133313331333132322331323133313331333132313233112   >>