Task: Answer the MCQ question.
Question: Which drug exhibits a 18.602\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=C(COc1ccccc1)Nc1cc2c3c(c1)CC(=O)N3CCC2
(b) CC(=O)c1sc(NC(=O)c2cccs2)nc1C
(c) Cc1ccnc(NC(=O)CCC(=O)N(CC(=O)NC(C)(C)C)c2ccc3c(c2)OCO3)c1
Answer: b. CC(=O)c1sc(NC(=O)c2cccs2)nc1C
{#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#}
CC(=O)c1sc(NC(=O)c2cccs2)nc1C
CC(=O)c1sc(NC(=O)c2cccs2)nc1C
N-(5-acetyl-4-methyl-1,3-thiazol-2-yl)thiophene-2-carboxamide