C132233133112121111331333133313331333132331213331323331123232321   >>    C13223313311212111133133313331333133313233121333132333112323232   <<    C132233133112121111331333133313331333132331213331323331123232323   >>      C132233133112121111331333133313331333132331213331323331123232322   >>