C22232313223313232313231323132313132333131323223313132313232213221   >>    C2223231322331323231323132313231313233313132322331313231323221322   <<    C22232313223313232313231323132313132333131323223313132313232213223   >>      C22232313223313232313231323132313132333131323223313132313232213222   >>