Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 19.640\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=C1CC(N2CCCc3ccccc32)C(=O)N1c1ccccc1Cl
b: CCC(Oc1ccccc1)C(=O)N1CCN(c2ccccn2)CC1
c: Cc1ccc(C(=O)NNC(=O)c2ccc(NS(=O)(=O)c3cccs3)cc2)s1
d: Br.COc1ccc(-c2cn3ccccc3n2)cc1OC
Answer: c. Cc1ccc(C(=O)NNC(=O)c2ccc(NS(=O)(=O)c3cccs3)cc2)s1
{#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(C(=O)NNC(=O)c2ccc(NS(=O)(=O)c3cccs3)cc2)s1
Cc1ccc(C(=O)NNC(=O)c2ccc(NS(=O)(=O)c3cccs3)cc2)s1
N-[4-[[(5-methylthiophene-2-carbonyl)amino]carbamoyl]phenyl]thiophene-2-sulfonamide