Problem statement: Answer the MCQ question.
Question: Which drug has a 26.938\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1cccc(N2CCN(C(=O)CCCCCn3c(=S)[nH]c4ccc(N5CCOCC5)cc4c3=O)CC2)c1C
b. C=CC[N+](C)(C)C/C(Cl)=C(\Cl)c1ccccc1.[Br-]
Answer: a. Cc1cccc(N2CCN(C(=O)CCCCCn3c(=S)[nH]c4ccc(N5CCOCC5)cc4c3=O)CC2)c1C
{#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#}
Cc1cccc(N2CCN(C(=O)CCCCCn3c(=S)[nH]c4ccc(N5CCOCC5)cc4c3=O)CC2)c1C
Cc1cccc(N2CCN(C(=O)CCCCCn3c(=S)[nH]c4ccc(N5CCOCC5)cc4c3=O)CC2)c1C
3-[6-[4-(2,3-dimethylphenyl)piperazin-1-yl]-6-oxohexyl]-6-morpholin-4-yl-2-sulfanylidene-1H-quinazolin-4-one