Task: Answer the multiple choice question.
Query: Which drug has a 21.464\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COc1ccccc1S(=O)(=O)Cc1ccc(C(=O)NC2CC2)o1
(b) Cc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc4nc5c(c(C(=O)O)c4c3)CCCC5)CC2)cc1
(c) CCCN(C(=O)COC(=O)c1cc(CC)c(C)s1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
Answer: b. Cc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc4nc5c(c(C(=O)O)c4c3)CCCC5)CC2)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#}
Cc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc4nc5c(c(C(=O)O)c4c3)CCCC5)CC2)cc1
Cc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc4nc5c(c(C(=O)O)c4c3)CCCC5)CC2)cc1
7-[4-[2-(4-methylphenyl)ethylcarbamoyl]piperidin-1-yl]sulfonyl-1,2,3,4-tetrahydroacridine-9-carboxylic acid