C22121232133313231322331322331313231313231323132313132313221131   >>    C2212123213331323132233132233131323131323132313231313231322113   <<    C22121232133313231322331322331313231313231323132313132313221133   >>      C22121232133313231322331322331313231313231323132313132313221132   >>