C132233133112121111331333133313331323221323221211113313223312121   >>    C13223313311212111133133313331333132322132322121111331322331212   <<    C132233133112121111331333133313331323221323221211113313223312123   >>      C132233133112121111331333133313331323221323221211113313223312122   >>