C132233133112121111331333133313331312121111133313331333232322321   >>    C13223313311212111133133313331333131212111113331333133323232232   <<    C132233133112121111331333133313331312121111133313331333232322323   >>      C132233133112121111331333133313331312121111133313331333232322322   >>