C111123313121111121111331333132313331323132322331333132212322131   >>    C11112331312111112111133133313231333132313232233133313221232213   <<    C111123313121111121111331333132313331323132322331333132212322133   >>      C111123313121111121111331333132313331323132322331333132212322132   >>