Additionally, the indole Main is substituted at R3 using a carbonyl group which happens to be also bonded to a napthalene moeity. Napthalene is usually a bicyclic framework of two fused benzene rings. This carbonyl bridge of JWH-018 classifies it being a ketone. JWH-018 is an analog of THJ-018, in https://jwh01833198.blog2news.com/33571245/5-tips-about-jwh-122-you-can-use-today