Problem statement: Answer the MCQ question.
Query: Which drug has a 19.721\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) O=C(CN1CCN(c2ncccn2)CC1)N1CCc2ccccc21
(b) COCCNc1nnc(Cc2ccc(OC)c(OC)c2)c(=O)[nH]1
(c) O=C(NC1CCCCCC1)C1CCN(C(=O)c2ccc(Br)cc2)CC1
(d) Cc1cc(C)c(NC(=O)C(C)c2cccc(C(=O)c3ccccc3)c2)c(C)c1
(e) N#Cc1c(N)c2ccccn2c1C(=O)c1ccc(Br)cc1
Answer: b. COCCNc1nnc(Cc2ccc(OC)c(OC)c2)c(=O)[nH]1
{#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#}
COCCNc1nnc(Cc2ccc(OC)c(OC)c2)c(=O)[nH]1
COCCNc1nnc(Cc2ccc(OC)c(OC)c2)c(=O)[nH]1
6-[(3,4-dimethoxyphenyl)methyl]-3-(2-methoxyethylamino)-4H-1,2,4-triazin-5-one