Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 1.422\% 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, or c without using any other words.
Options:
[a] O=C1CN=C(Nc2ccccc2Cl)N1c1ccccc1
[b] O=C(c1cccc(C(=O)N2CCN(c3ncccn3)CC2)c1)N1CCN(c2ncccn2)CC1
[c] CCOC(=O)c1c(NC(=S)Nc2cccc(C)c2)sc2c1CC(C)(C)SC2
Answer: b. O=C(c1cccc(C(=O)N2CCN(c3ncccn3)CC2)c1)N1CCN(c2ncccn2)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#}
O=C(c1cccc(C(=O)N2CCN(c3ncccn3)CC2)c1)N1CCN(c2ncccn2)CC1
O=C(c1cccc(C(=O)N2CCN(c3ncccn3)CC2)c1)N1CCN(c2ncccn2)CC1
[3-(4-pyrimidin-2-ylpiperazine-1-carbonyl)phenyl]-(4-pyrimidin-2-ylpiperazin-1-yl)methanone