C21221212121211331313233313131133132333132313223313231133132322331313231   >>    C2122121212121133131323331313113313233313231322331323113313232233131323   <<    C21221212121211331313233313131133132333132313223313231133132322331313233   >>      C21221212121211331313233313131133132333132313223313231133132322331313232   >>