C1313122132333132313132313232321323132313132322331323331323113313221111   >>    C131312213233313231313231323232132313231313232233132333132311331322111   <<    C1313122132333132313132313232321323132313132322331323331323113313221113   >>      C1313122132333132313132313232321323132313132322331323331323113313221112   >>