C2111111331313232233132333132311331323331323112211232313331323233321   >>    C211111133131323223313233313231133132333132311221123231333132323332   <<    C2111111331313232233132333132311331323331323112211232313331323233323   >>      C2111111331313232233132333132311331323331323112211232313331323233322   >>