Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -3.126\% 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: O=C1/C(=C/c2ccccn2)SC(=S)N1CCc1ccccc1
b: S=c1[nH]ncn1-c1ccccn1
c: CCCCC(=O)N1CCN(c2nc3ccc(OCC)cc3s2)CC1
d: COC(=O)c1c(C)oc(C)c1S(=O)(=O)NCc1ccc(Cl)cc1
Answer: c. CCCCC(=O)N1CCN(c2nc3ccc(OCC)cc3s2)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#}
CCCCC(=O)N1CCN(c2nc3ccc(OCC)cc3s2)CC1
CCCCC(=O)N1CCN(c2nc3ccc(OCC)cc3s2)CC1
1-[4-(6-ethoxy-1,3-benzothiazol-2-yl)piperazin-1-yl]pentan-1-one