Structures of JWH-018 and six JWH-018 hydroxylated products.

<p><b>A. JWH-018</b> [(1-pentyl-1H-indol-3-yl)-1-naphthalenyl-methanone] <b>B. M1</b> [(4-hydroxy-1-pentyl-1H-indol-3-yl)(naphthalen-1-yl)methanone] <b>C. M2</b> [(5-hydroxy-1-pentyl-1H-indol-3-yl)(naphthalen-1-yl)methanone] <b>D. M3</b> [(6-hydroxy-1-pentyl-1H-indol-3-yl)(naphthalen-1-yl)methanone] <b>E. M4</b> [(7-hydroxy-1-pentyl-1H-indol-3-yl)naphthalen-1-yl)methanone] <b>F. M5</b> [(1-(5-hydroxypentyl)-1H-indol-3-yl)(naphthalen-1-yl)methanone] <b>G. M6</b> [5-(3-(1-naphthoyl)-1H-indol-1-yl)pentanoic acid].