[{"from": "human", "value": "Describe this molecule. [C][C@H1][Branch1][N][/C][=C][/C@H1][Branch1][C][C][C][Branch1][C][C][C][C@H1][C][C][=C][C@@][Ring1][Branch1][Branch2][Ring1][=Branch2][C][C][C@H1][C][Ring1][=Branch1][=C][C][=C][C@@][Ring1][=Branch1][Branch1][#Branch2][C][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][C][C]"}, {"from": "gpt", "value": "The molecule is a 3beta-sterol that is ergosterol having an additional double bond at position 14. It is a 3beta-sterol, a cholestanoid and a 3beta-hydroxy-Delta(5)-steroid. It derives from a hydride of a 5alpha-ergostane."}]