C132233133112121111331333133313331312121111133313331333131333131133131121221   >>    C13223313311212111133133313331333131212111113331333133313133313113313112122   <<    C132233133112121111331333133313331312121111133313331333131333131133131121223   >>      C132233133112121111331333133313331312121111133313331333131333131133131121222   >>