C132233133112121111331333133313331312121111133313331333223233231   >>    C13223313311212111133133313331333131212111113331333133322323323   <<    C132233133112121111331333133313331312121111133313331333223233233   >>      C132233133112121111331333133313331312121111133313331333223233232   >>