C313212111113331323312111133133313331333131212111111331333132233131323321   >>    C31321211111333132331211113313331333133313121211111133133313223313132332   <<    C313212111113331323312111133133313331333131212111111331333132233131323323   >>      C313212111113331323312111133133313331333131212111111331333132233131323322   >>