C2122121212132322331313132313232233132333132322131323132322233231   >>    C212212121213232233131313231323223313233313232213132313232223323   <<    C2122121212132322331313132313232233132333132322131323132322233233   >>      C2122121212132322331313132313232233132333132322131323132322233232   >>