C1313122132333132313132313232321323132313132322331323331322112113231   >>    C131312213233313231313231323232132313231313232233132333132211211323   <<    C1313122132333132313132313232321323132313132322331323331322112113233   >>      C1313122132333132313132313232321323132313132322331323331322112113232   >>