C3132121111331312113313331333133313331333133313233313331322312331   >>    C313212111133131211331333133313331333133313331323331333132231233   <<    C3132121111331312113313331333133313331333133313233313331322312333   >>      C3132121111331312113313331333133313331333133313233313331322312332   >>