C1111133313331323223313331333133313112331322121111331311331323133112132333131   >>    C111113331333132322331333133313331311233132212111133131133132313311213233313   <<    C1111133313331323223313331333133313112331322121111331311331323133112132333133   >>      C1111133313331323223313331333133313112331322121111331311331323133112132333132   >>