C121212123112323223313132322331323133313233313232233132313231323131333131   >>    C12121212311232322331313232233132313331323331323223313231323132313133313   <<    C121212123112323223313132322331323133313233313232233132313231323131333133   >>      C121212123112323223313132322331323133313233313232233132313231323131333132   >>