Task: Answer the MCQ question.
Question: Which drug exhibits a 9.797\% 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] Cc1sc(NC(=O)CN2CCOCC2)c(C(=O)c2ccccc2)c1C
[b] CN(C)CCNc1ncnc2sc(-c3ccccc3)cc12
[c] COc1ccc(NC(=O)Nc2cccnc2)cc1
Answer: b. CN(C)CCNc1ncnc2sc(-c3ccccc3)cc12
{#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#}
CN(C)CCNc1ncnc2sc(-c3ccccc3)cc12
CN(C)CCNc1ncnc2sc(-c3ccccc3)cc12
N',N'-dimethyl-N-(6-phenylthieno[2,3-d]pyrimidin-4-yl)ethane-1,2-diamine