User: I'm searching for the SMILES of a molecule that can be described as:
The molecule is an O-acyl-L-carnitine in which the acyl group specified is methylmalonyl. It has a role as a metabolite. It derives from a methylmalonic acid.
Assistant: This is a molecule that fits this description: CC(C(=O)O)C(=O)O[C@H](CC(=O)[O-])C[N+](C)(C)C
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#}
(3R)-3-(2-carboxypropanoyloxy)-4-(trimethylazaniumyl)butanoate
The molecule is an O-acyl-L-carnitine in which the acyl group specified is methylmalonyl. It has a role as a metabolite. It derives from a methylmalonic acid.