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  ______     ___    __    __   __   __    _____   
 /_____//   / _ \\  \ \\ / //  \ \\/ //  / ____|| 
 `____ `   | / \ ||  \ \/ //    \ ` //  / //---`' 
 /___//    | \_/ ||   \  //      | ||   \ \\___   
 `__ `      \___//     \//       |_||    \_____|| 
 /_//       `---`       `        `-`'     `----`  
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Text this: Synthetic chemistry of acenes and heteroacenes