Task: Answer the multiple choice question.
Query: Which drug has a 17.847\% 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. COc1ccc(C(=O)OCC(=O)NC23CC4CC(CC(C4)C2)C3)c(OC)c1OC
b. Nc1cc(N)nc(SCc2cccc(F)c2)n1
c. CC(=O)c1ccc(N2CCN(S(=O)(=O)c3c(C(=O)N4CCCC4)c(C)n(C)c3C)CC2)cc1
d. COCCOc1ccc(C(F)(F)F)cc1Nc1nc2ccccc2o1
Answer: b. Nc1cc(N)nc(SCc2cccc(F)c2)n1
{#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#}
Nc1cc(N)nc(SCc2cccc(F)c2)n1
Nc1cc(N)nc(SCc2cccc(F)c2)n1
2-[(3-fluorophenyl)methylsulfanyl]pyrimidine-4,6-diamine