C111123313121111121111331333132313331323132322331333131133131121131233131   >>    C11112331312111112111133133313231333132313232233133313113313112113123313   <<    C111123313121111121111331333132313331323132322331333131133131121131233133   >>      C111123313121111121111331333132313331323132322331333131133131121131233132   >>