C132233133112121111331333133313331323331323121111331311111121121   >>    C13223313311212111133133313331333132333132312111133131111112112   <<    C132233133112121111331333133313331323331323121111331311111121123   >>      C132233133112121111331333133313331323331323121111331311111121122   >>