C2111111331313232233132333132311331323331333132313331311331323211321   >>    C211111133131323223313233313231133132333133313231333131133132321132   <<    C2111111331313232233132333132311331323331333132313331311331323211323   >>      C2111111331313232233132333132311331323331333132313331311331323211322   >>