VD7R255G5GZXEXG5QNOBPF6CAR3QC2MCIXYTG26TUGJZWFXKCFJQC
PS573OBLKFBHT72W44H54FFTYIFIMF5AYTLYEU7GVCMYH4EROFAAC
VRW7NNEWY66Q6QK57JSLMBY5JXIV54ILYJNCKRTASZKVJLHH3W6QC
map.insert("Lambda".into(), '\u{39b}');