C121212123112323223313132322331323133313232211331323132333132333131333131   >>    C12121212311232322331313232233132313331323221133132313233313233313133313   <<    C121212123112323223313132322331323133313232211331323132333132333131333133   >>      C121212123112323223313132322331323133313232211331323132333132333131333132   >>