Task: Answer the multiple-choice question.
Question: Which compound exhibits a 8.214\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CCOC(=O)c1ccc(COC(=O)c2ccc(-c3nnc(-c4ccccc4)o3)cc2)o1
(b) O=C(NNC(=O)c1sccc1-n1cccc1)c1ccc(Cl)cc1
(c) COc1cc(C)nc(N2CCCC(C(=O)NC3CCC(C)CC3)C2)n1
(d) N#C/C(=C\c1cccs1)C(=O)c1ccccc1Cl
Answer: b. O=C(NNC(=O)c1sccc1-n1cccc1)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#}
O=C(NNC(=O)c1sccc1-n1cccc1)c1ccc(Cl)cc1
O=C(NNC(=O)c1sccc1-n1cccc1)c1ccc(Cl)cc1
N'-(4-chlorobenzoyl)-3-pyrrol-1-ylthiophene-2-carbohydrazide