C31211133313132313231323331313132313231313232233132333132232311   >>    C3121113331313231323132333131313231323131323223313233313223231   <<    C31211133313132313231323331313132313231313232233132333132232313   >>      C31211133313132313231323331313132313231313232233132333132232312   >>