C132233133112121111331333133313331323133313331333132212111112221   >>    C13223313311212111133133313331333132313331333133313221211111222   <<    C132233133112121111331333133313331323133313331333132212111112223   >>      C132233133112121111331333133313331323133313331333132212111112222   >>