Task: Answer the MCQ question.
Question: Which drug has a 4.910\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) COc1ccccc1NC(=O)Nc1ccnn1Cc1cccs1
(b) Cc1ccc(SCCC(=O)Nc2c(C)n(C)n(-c3ccccc3)c2=O)cc1
(c) CC(C(=O)N1CCc2ccccc21)N1CCN(c2cccc(C(F)(F)F)c2)CC1
(d) Cc1cccn2c(=O)c3cc(C#N)c(=NC(=O)c4ccncc4)n(CCCOC(C)C)c3nc12
(e) CCCCCCC1(C)NC(=O)N(C(C)C(=O)Nc2ccc(N3CCOCC3)cc2)C1=O
Answer: a. COc1ccccc1NC(=O)Nc1ccnn1Cc1cccs1
{#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#}
COc1ccccc1NC(=O)Nc1ccnn1Cc1cccs1
COc1ccccc1NC(=O)Nc1ccnn1Cc1cccs1
1-(2-methoxyphenyl)-3-[2-(thiophen-2-ylmethyl)pyrazol-3-yl]urea