digraph {
concentrate=true;overlap=scale;"rat=NanoCore" [label="rat\nNanoCore",shape=box,style=filled,color=deepskyblue];"rat=NanoCore" -> "tool=NanoCoreRAT" [label="similar",dir="both"];"tool=NanoCoreRAT" [label="tool\nNanoCoreRAT",shape=box,style=filled,color=deepskyblue];}