C31313132333131133132233132233131121133132333131333132333132333131132311   >>    C3131313233313113313223313223313112113313233313133313233313233313113231   <<    C31313132333131133132233132233131121133132333131333132333132333131132313   >>      C31313132333131133132233132233131121133132333131333132333132333131132312   >>