Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 19.948\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CC(C)Sc1nc2ncnc(N)c2[nH]1
b: COc1cc(C(=O)N/C(=C/c2ccc(F)cc2)C(=O)NC(C(=O)O)c2ccccc2)cc(OC)c1OC
c: COC(=O)C1CCN(C(=O)COC(=O)CNS(=O)(=O)c2ccc(SC)c([N+](=O)[O-])c2)CC1
d: O=C(/C=C/Nc1cccc(O)c1)c1ccccc1
Answer: a. CC(C)Sc1nc2ncnc(N)c2[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#}
CC(C)Sc1nc2ncnc(N)c2[nH]1
CC(C)Sc1nc2ncnc(N)c2[nH]1
8-propan-2-ylsulfanyl-7H-purin-6-amine