C21221212121211331313233313131133132333132313223313113313231323123232211   >>    C2122121212121133131323331313113313233313231322331311331323132312323221   <<    C21221212121211331313233313131133132333132313223313113313231323123232213   >>      C21221212121211331313233313131133132333132313223313113313231323123232212   >>