C132233133112121111331333133313331323133313331333133313331223231   >>    C13223313311212111133133313331333132313331333133313331333122323   <<    C132233133112121111331333133313331323133313331333133313331223233   >>      C132233133112121111331333133313331323133313331333133313331223232   >>