Task: Answer the multiple-choice question.
Question: Which drug exhibits a 18.955% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COCCNC(=O)c1onc(CCl)c1C(=O)OC
(b) COc1ccc(CNC(=O)c2ccc3c(=O)n(CCCN4CCCC4=O)c(=S)[nH]c3c2)cc1
(c) Cc1cc(Cl)ccc1C(=O)C1CCCN(C(=O)c2n[nH]c3c2CCCC3)C1
(d) COc1ccc(CCn2c(NN=C(C)C)nc3c2c(=O)[nH]c(=O)n3C)cc1
Answer: b. COc1ccc(CNC(=O)c2ccc3c(=O)n(CCCN4CCCC4=O)c(=S)[nH]c3c2)cc1
{#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#}
COc1ccc(CNC(=O)c2ccc3c(=O)n(CCCN4CCCC4=O)c(=S)[nH]c3c2)cc1
COc1ccc(CNC(=O)c2ccc3c(=O)n(CCCN4CCCC4=O)c(=S)[nH]c3c2)cc1
N-[(4-methoxyphenyl)methyl]-4-oxo-3-[3-(2-oxopyrrolidin-1-yl)propyl]-2-sulfanylidene-1H-quinazoline-7-carboxamide