Task: Answer the MCQ question.
Question: Which drug has a 13.209\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCCn1nnnc1NCc1ccc(N(CC)CC)cc1
(b) COc1ccc(CCN(C(=O)c2ccco2)C(C(=O)NC2CCCC2)c2ccncc2)cc1OC
(c) COC1(OC)N=C(N)C2(C#N)C(c3ccc4c(c3)OCO4)C12C#N
Answer: a. CCCn1nnnc1NCc1ccc(N(CC)CC)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#}
CCCn1nnnc1NCc1ccc(N(CC)CC)cc1
CCCn1nnnc1NCc1ccc(N(CC)CC)cc1
N-[[4-(diethylamino)phenyl]methyl]-1-propyltetrazol-5-amine