Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 3.724\% 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, d, or e without using any other words.
Options:
(a) CC(=O)N1CCSc2ccc(S(=O)(=O)NCCc3cccc(C)c3)cc21
(b) N#CCN1CCN(c2ccc(C(F)(F)F)cc2)CC1
(c) COc1cc(OC)cc(-c2c(-c3cccs3)c3cc(-c4ccc5cc[nH]c5c4)ccc3n2C)c1
(d) CC12CC3CC(C)(C1)CC(C(O)CN1CCOCC1)(C3)C2.Cl
(e) CC1Oc2ccccc2N(CC(=O)c2cccc(Cl)c2)C1=O
Answer: b. N#CCN1CCN(c2ccc(C(F)(F)F)cc2)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#}
N#CCN1CCN(c2ccc(C(F)(F)F)cc2)CC1
N#CCN1CCN(c2ccc(C(F)(F)F)cc2)CC1
2-[4-[4-(trifluoromethyl)phenyl]piperazin-1-yl]acetonitrile