Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 20.692% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CCCn1c(C(C)Nc2nc(-c3ccc(Cl)c([N+](=O)[O-])c3)cs2)nc2cc(Cl)c(N3CCCCC3)cc21
b. CCc1nc(-c2ccc(OC)c(OC)c2)cc2cc(OC)c(OC)cc12
c. COc1ccc(Nc2ccc(Cl)cc2)c(C(=O)O)c1
Answer: b. CCc1nc(-c2ccc(OC)c(OC)c2)cc2cc(OC)c(OC)cc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCc1nc(-c2ccc(OC)c(OC)c2)cc2cc(OC)c(OC)cc12
CCc1nc(-c2ccc(OC)c(OC)c2)cc2cc(OC)c(OC)cc12
3-(3,4-dimethoxyphenyl)-1-ethyl-6,7-dimethoxyisoquinoline