Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.758\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COc1cccc(C(=O)NCCSc2ccc(Br)cc2)c1
b C/C(=N\NC(=O)CNc1cccc(Cl)c1C)c1cccs1
c CCOC(=O)Nc1ccc2c(c1)N(C(=O)CN(CC)CC)c1ccccc1C=C2.Cl.O
d COC(=O)c1ccn(CSc2cc(Cl)ccc2Cl)n1
Answer: a. COc1cccc(C(=O)NCCSc2ccc(Br)cc2)c1
{#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#}
COc1cccc(C(=O)NCCSc2ccc(Br)cc2)c1
COc1cccc(C(=O)NCCSc2ccc(Br)cc2)c1
N-[2-(4-bromophenyl)sulfanylethyl]-5-methoxybenzamide