Task: Answer the multiple choice question.
Question: Which drug has a 12.974\% human ether-à-go-go related gene (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 additional words.
Options:
a. NC(=O)c1ccc(NC(=O)c2cccc(Oc3ccccc3)c2)cc1
b. O=C(CSc1nnc(C2CCCCC2)o1)N1CCCCC1
c. CCC(C)c1ccc(-c2cc(C(=O)OCC(=O)Nc3cc(C)on3)c3ccccc3n2)cc1
d. Cn1nnnc1Sc1ncnc2scc(-c3ccc[nH]3)c12
Answer: d. Cn1nnnc1Sc1ncnc2scc(-c3ccc[nH]3)c12
{#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#}
Cn1nnnc1Sc1ncnc2scc(-c3ccc[nH]3)c12
Cn1nnnc1Sc1ncnc2scc(-c3ccc[nH]3)c12
4-(1-methyltetrazol-5-yl)sulfanyl-5-(1H-pyrrol-2-yl)thieno[2,3-d]pyrimidine