C132233133112121111331333133313331312121111133313331333232323231   >>    C13223313311212111133133313331333131212111113331333133323232323   <<    C132233133112121111331333133313331312121111133313331333232323233   >>      C132233133112121111331333133313331312121111133313331333232323232   >>