C132233133112121111331333133313331323221323221211113313121111112233331   >>    C13223313311212111133133313331333132322132322121111331312111111223333   <<    C132233133112121111331333133313331323221323221211113313121111112233333   >>      C132233133112121111331333133313331323221323221211113313121111112233332   >>