C1313122132333132313132313232321323132313132322331323331323331333112331   >>    C131312213233313231313231323232132313231313232233132333132333133311233   <<    C1313122132333132313132313232321323132313132322331323331323331333112333   >>      C1313122132333132313132313232321323132313132322331323331323331333112332   >>