C23233232321323132313232233132311331323331323331311213232233121   >>    C2323323232132313231323223313231133132333132333131121323223312   <<    C23233232321323132313232233132311331323331323331311213232233123   >>      C23233232321323132313232233132311331323331323331311213232233122   >>