C1313122132333132313132313232321323132313132322331323331323223313111231231   >>    C131312213233313231313231323232132313231313232233132333132322331311123123   <<    C1313122132333132313132313232321323132313132322331323331323223313111231233   >>      C1313122132333132313132313232321323132313132322331323331323223313111231232   >>