C123211131133132233131323132313233313233313132313133313231323222331   >>    C12321113113313223313132313231323331323331313231313331323132322233   <<    C123211131133132233131323132313233313233313132313133313231323222333   >>      C123211131133132233131323132313233313233313132313133313231323222332   >>