C132233133112121111331333133313331312121111133313331333132213232212112111   >>    C13223313311212111133133313331333131212111113331333133313221323221211211   <<    C132233133112121111331333133313331312121111133313331333132213232212112113   >>      C132233133112121111331333133313331312121111133313331333132213232212112112   >>