C31211133313132313231323331313132313231313232233132333132321123232331   >>    C3121113331313231323132333131313231323131323223313233313232112323233   <<    C31211133313132313231323331313132313231313232233132333132321123232333   >>      C31211133313132313231323331313132313231313232233132333132321123232332   >>