C123211131133132233131323132313233313233313132313131323132313232231   >>    C12321113113313223313132313231323331323331313231313132313231323223   <<    C123211131133132233131323132313233313233313132313131323132313232233   >>      C123211131133132233131323132313233313233313132313131323132313232232   >>