C132233133112121111331333133313331312121111133313331323221333312121   >>    C13223313311212111133133313331333131212111113331333132322133331212   <<    C132233133112121111331333133313331312121111133313331323221333312123   >>      C132233133112121111331333133313331312121111133313331323221333312122   >>