C1313122132333132313132313232321323132313132322331323331323233231121   >>    C131312213233313231313231323232132313231313232233132333132323323112   <<    C1313122132333132313132313232321323132313132322331323331323233231123   >>      C1313122132333132313132313232321323132313132322331323331323233231122   >>