C132233133112121111331333133313331312121111133313331312111133132233321   >>    C13223313311212111133133313331333131212111113331333131211113313223332   <<    C132233133112121111331333133313331312121111133313331312111133132233323   >>      C132233133112121111331333133313331312121111133313331312111133132233322   >>