Problem statement: Answer the multiple choice question.
Question: Which compound has a 2.129\% 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: N#Cc1nc(Cc2cccc3ccccc23)oc1NCC1CCCO1
b: O=[N+]([O-])c1cccnc1N1CCC(c2cc(-c3ccc(Cl)cc3)n[nH]2)CC1
c: CC(C)CCNC(=O)c1nnc(Cc2ccc(Cl)cc2)o1
d: Cc1cccc(-c2ncc(S(=O)(=O)C(C)(C)C)c(N)n2)c1
Answer: b. O=[N+]([O-])c1cccnc1N1CCC(c2cc(-c3ccc(Cl)cc3)n[nH]2)CC1
{#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#}
O=[N+]([O-])c1cccnc1N1CCC(c2cc(-c3ccc(Cl)cc3)n[nH]2)CC1
O=[N+]([O-])c1cccnc1N1CCC(c2cc(-c3ccc(Cl)cc3)n[nH]2)CC1
2-[4-[3-(4-chlorophenyl)-1H-pyrazol-5-yl]piperidin-1-yl]-3-nitropyridine