C132233133112121111331333133313331333131232233132313331322121121   >>    C13223313311212111133133313331333133313123223313231333132212112   <<    C132233133112121111331333133313331333131232233132313331322121123   >>      C132233133112121111331333133313331333131232233132313331322121122   >>