いろんなフォントで「heptane」変換
Zen Old Minchoheptane
Yusei Magicheptane
M PLUS 1heptane
Shippori Antiqueheptane
Yuji Maiheptane
Dela Gothic Oneheptane
DotGothic16heptane
Train Oneheptane
Hira Minchoheptane
Potta Oneheptane
Reggae Oneheptane
Stickheptane
Zen Kurenaidoheptane
Kosugi Maruheptane
Rampart Oneheptane
Hachi Maru Popheptane
New Tegominheptane
RocknRoll Oneheptane
Kaisei Decolheptane
「heptane」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
