[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a C20 phytoceramide in which the ceramide N-acyl group is specified as 2-hydroxytricontanoyl."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][Branch2][Ring2][Ring2][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][O][C@@H1][Branch2][Ring1][Branch1][C@@H1][Branch1][P][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][O][O][O]"}]