C3132121111133313233121111331333133313331312121111331333132322331313111   >>    C313212111113331323312111133133313331333131212111133133313232233131311   <<    C3132121111133313233121111331333133313331312121111331333132322331313113   >>      C3132121111133313233121111331333133313331312121111331333132322331313112   >>