Task: Answer the MCQ question.
Question: Which drug has a 8.463\% 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) CC1(C)Cc2c(sc(NC(=O)C(=O)N3CCCC3)c2C(=O)O)CO1
(b) COc1ccc(N2CCN(CCCNC(=O)C3CCN(S(=O)(=O)N4CCOCC4)CC3)CC2)cc1
Answer: a. CC1(C)Cc2c(sc(NC(=O)C(=O)N3CCCC3)c2C(=O)O)CO1
{#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#}
CC1(C)Cc2c(sc(NC(=O)C(=O)N3CCCC3)c2C(=O)O)CO1
CC1(C)Cc2c(sc(NC(=O)C(=O)N3CCCC3)c2C(=O)O)CO1
5,5-dimethyl-2-[(2-oxo-2-pyrrolidin-1-ylacetyl)amino]-4,7-dihydrothieno[2,3-c]pyran-3-carboxylic acid