C121212123112323223313132322331323331323331322331311331323133321   >>    C12121212311232322331313232233132333132333132233131133132313332   <<    C121212123112323223313132322331323331323331322331311331323133323   >>      C121212123112323223313132322331323331323331322331311331323133322   >>