Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 8.761\% 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) CCn1ccnc1C(O)c1cccc(OC)c1
b) Cc1cccc(NC(=O)CSc2nnc(-c3ccc(S(=O)(=O)N4CCCC4)cc3)o2)c1
c) O=C(O)CCC(=O)Nc1ccc(C(=O)OC2CCCCC2)cc1
d) COc1ccc(OC)c(C2SCCN2S(=O)(=O)c2cccc(C(F)(F)F)c2)c1
Answer: a. CCn1ccnc1C(O)c1cccc(OC)c1
{#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#}
CCn1ccnc1C(O)c1cccc(OC)c1
CCn1ccnc1C(O)c1cccc(OC)c1
(1-ethylimidazol-2-yl)-(5-methoxyphenyl)methanol