C1313122132333132313132313232321323132313132322331323331323331312121221   >>    C131312213233313231313231323232132313231313232233132333132333131212122   <<    C1313122132333132313132313232321323132313132322331323331323331312121223   >>      C1313122132333132313132313232321323132313132322331323331323331312121222   >>