Task: Answer the MCQ question.
Question: Which drug exhibits a 5.020\% 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 other words.
Options:
a: Cc1ccc(-c2cc(C(=O)N(C)CC(=O)Nc3ccccc3Br)c3ccccc3n2)o1
b: COC(=O)c1cc(N=Cc2c(O)c3ccccc3oc2=O)cc(C(=O)OC)c1
c: CCOc1ccccc1OCCn1nnc2ccccc21
d: Cl.N=C(N)c1ccc(Cl)cc1
Answer: c. CCOc1ccccc1OCCn1nnc2ccccc21
{#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#}
CCOc1ccccc1OCCn1nnc2ccccc21
CCOc1ccccc1OCCn1nnc2ccccc21
1-[2-(2-ethoxyphenoxy)ethyl]benzotriazole