Task: Answer the MCQ question.
Question: Which compound exhibits a -3.199\% 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) COC(=O)C1=C(C(=O)OC)[C@@H]2N(Cc3ccccc3)c3ccccc3[C@@]23C[C@@H](C(=O)OC)N(C(=O)NC2CCCCC2)C3=N1
(b) Cc1cc2ccccn2c1C(=O)c1ccc(Cl)cc1
Answer: b. Cc1cc2ccccn2c1C(=O)c1ccc(Cl)cc1
{#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#}
Cc1cc2ccccn2c1C(=O)c1ccc(Cl)cc1
Cc1cc2ccccn2c1C(=O)c1ccc(Cl)cc1
(4-chlorophenyl)-(2-methylindolizin-3-yl)methanone