C31313132333131133132233132233131121133132313231111331323132111   >>    C3131313233313113313223313223313112113313231323111133132313211   <<    C31313132333131133132233132233131121133132313231111331323132113   >>      C31313132333131133132233132233131121133132313231111331323132112   >>