C132233133112121111331333133313121111331333132231133131133132322121   >>    C13223313311212111133133313331312111133133313223113313113313232212   <<    C132233133112121111331333133313121111331333132231133131133132322123   >>      C132233133112121111331333133313121111331333132231133131133132322122   >>