Task: Answer the MCQ question.
Query: Which drug exhibits a 26.519% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1ccc(CCNS(=O)(=O)c2ccc3c(c2)C(C)(C)C(=O)N3C)cc1
b CCN(CC)CC.CCOc1ccccc1-n1c(=S)sc2c(=O)n(-c3ccccc3)c(=S)[nH]c21
c Cc1ccc2nc(-c3ccccc3)cc(C(=O)N3CCN(c4ccccc4O)CC3)c2c1
d N#C/C(=C\c1ccc(OCCN2CCOCC2)cc1)C(=O)Nc1ccccc1F
Answer: b. CCN(CC)CC.CCOc1ccccc1-n1c(=S)sc2c(=O)n(-c3ccccc3)c(=S)[nH]c21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN(CC)CC.CCOc1ccccc1-n1c(=S)sc2c(=O)n(-c3ccccc3)c(=S)[nH]c21
CCN(CC)CC.CCOc1ccccc1-n1c(=S)sc2c(=O)n(-c3ccccc3)c(=S)[nH]c21
N,N-diethylethanamine;3-(2-ethoxyphenyl)-6-phenyl-2,5-bis(sulfanylidene)-4H-[1,3]thiazolo[4,5-d]pyrimidin-7-one