Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 7.473\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CC(C)COc1ccc2[nH]c3c(c2c1)CCCC3=O
b CCOC(=O)C1=C(c2ccccc2)NC(=S)NC1c1cc([N+](=O)[O-])ccc1OC
c Cc1nnc(SCc2ccc(CC(=O)O)cc2)o1
Answer: b. CCOC(=O)C1=C(c2ccccc2)NC(=S)NC1c1cc([N+](=O)[O-])ccc1OC
{#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#}
ethyl 4-(2-methoxy-5-nitrophenyl)-6-phenyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxylate