Task: Answer the multiple-choice question.
Question: Which drug has a -8.322\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCN(CC(=O)Nc1ccc(Br)cc1)C(=O)c1nc2nc(C)cc(C)n2n1
b. CCC(C)C(=O)N[C@@H](c1ccccc1)[C@@H](O)C(=O)O[C@H]1C[C@@]2(O)[C@@H](OC(=O)c3ccccc3)C3[C@](C)(C(=O)[C@H](OC(C)=O)C(=C1C)C2(C)C)[C@@H](O)C[C@H]1OC[C@@]31OC(C)=O
Answer: a. CCN(CC(=O)Nc1ccc(Br)cc1)C(=O)c1nc2nc(C)cc(C)n2n1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN(CC(=O)Nc1ccc(Br)cc1)C(=O)c1nc2nc(C)cc(C)n2n1
CCN(CC(=O)Nc1ccc(Br)cc1)C(=O)c1nc2nc(C)cc(C)n2n1
N-[2-(4-bromoanilino)-2-oxoethyl]-N-ethyl-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide