Task: Answer the MCQ question.
Question: Which drug exhibits a 17.551\% human ether-à-go-go related gene (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 additional words.
Options:
a) CCOc1ccc(OCCCCn2ccnc2)cc1
b) COc1ccc(C(C)=O)cc1COC(=O)c1cnc(C)cn1
c) Cn1c(=O)cc(N2CCN(C(=O)c3ccco3)CC2)[nH]c1=O
d) COC(=O)c1cc(CNC(=O)c2ccc(S(=O)(=O)N(C)c3ccccc3)cc2)ccc1OC
Answer: b. COc1ccc(C(C)=O)cc1COC(=O)c1cnc(C)cn1
{#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#}
COc1ccc(C(C)=O)cc1COC(=O)c1cnc(C)cn1
COc1ccc(C(C)=O)cc1COC(=O)c1cnc(C)cn1
(5-acetyl-2-methoxyphenyl)methyl 5-methylpyrazine-2-carboxylate