Problem statement: Answer the multiple-choice question.
Query: Which compound has a 9.006\% 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 other words.
Options:
[a] CSc1nc2ncnc(N)c2[nH]1
[b] COc1ccc(C(=O)NCCNc2ccc([N+](=O)[O-])cn2)cc1
[c] Cc1ccc(S(=O)(=O)N2CCCC2C(=O)OCC(=O)Nc2ccc3c(c2)OCO3)cc1
[d] CC(=O)c1cccc(NC(=O)CN2CCc3cc4c(cc3C2C)OCCCO4)c1
Answer: a. CSc1nc2ncnc(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#}
CSc1nc2ncnc(N)c2[nH]1
CSc1nc2ncnc(N)c2[nH]1
8-methylsulfanyl-7H-purin-6-amine