C111123313121111121111331333132313331323221211111333132233133313113121   >>    C11112331312111112111133133313231333132322121111133313223313331311312   <<    C111123313121111121111331333132313331323221211111333132233133313113123   >>      C111123313121111121111331333132313331323221211111333132233133313113122   >>