Task: Answer the MCQ question.
Question: Which drug has a 0.397\% 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 other words.
Options:
(a) CC1Cc2nc(SCC(=O)NCC3CCCO3)n(C)c(=O)c2S1
(b) COc1ccc(Cl)cc1S(=O)(=O)N1CCC(C(=O)N2CCOCC2)CC1
(c) [Br-].c1ccc(Cn2c(-c3ccccc3)c[n+]3c2SCCC3)cc1
(d) O=C(Cc1ccsc1)NNC(=O)c1ccccc1Cl
Answer: a. CC1Cc2nc(SCC(=O)NCC3CCCO3)n(C)c(=O)c2S1
{#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#}
CC1Cc2nc(SCC(=O)NCC3CCCO3)n(C)c(=O)c2S1
CC1Cc2nc(SCC(=O)NCC3CCCO3)n(C)c(=O)c2S1
2-[(3,6-dimethyl-4-oxo-6,7-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]-N-(oxolan-2-ylmethyl)acetamide