User: I'm looking for the SMILES of a molecule that can be described as:
The molecule is a sphingomyelin d18:1 in whihc the acyl group specified is nonadecanoyl. It has a role as a mouse metabolite. It derives from a nonadecanoic acid.
Assistant: This is a molecule that fits this description: CCCCCCCCCCCCC/C=C/[C@@H](O)[C@H](COP(=O)([O-])OCC[N+](C)(C)C)NC(=O)CCCCCCCCCCCCCCCCCC
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that can be described {#by|as!}:
{description#}
Assistant: This is a molecule that fits {#your|this!} description: {SMILES#}
CCCCCCCCCCCCC/C=C/[C@@H](O)[C@H](COP(=O)([O-])OCC[N+](C)(C)C)NC(=O)CCCCCCCCCCCCCCCCCC
CCCCCCCCCCCCCCCCCCC(=O)N[C@@H](COP(=O)([O-])OCC[N+](C)(C)C)[C@@H](/C=C/CCCCCCCCCCCCC)O
[(E,2S,3R)-3-hydroxy-2-(nonadecanoylamino)octadec-4-enyl] 2-(trimethylazaniumyl)ethyl phosphate
The molecule is a sphingomyelin d18:1 in whihc the acyl group specified is nonadecanoyl. It has a role as a mouse metabolite. It derives from a nonadecanoic acid.