C132233133112121111331333133313331312121111133313331333131133132233132213231   >>    C13223313311212111133133313331333131212111113331333133313113313223313221323   <<    C132233133112121111331333133313331312121111133313331333131133132233132213233   >>      C132233133112121111331333133313331312121111133313331333131133132233132213232   >>