C31313132333131133132233132233131121133132333132233132323323131   >>    C3131313233313113313223313223313112113313233313223313232332313   <<    C31313132333131133132233132233131121133132333132233132323323133   >>      C31313132333131133132233132233131121133132333132233132323323132   >>