C121212123112323223313132322331323331323331322331323131133132331   >>    C12121212311232322331313232233132333132333132233132313113313233   <<    C121212123112323223313132322331323331323331322331323131133132333   >>      C121212123112323223313132322331323331323331322331323131133132332   >>