Task: Answer the MCQ question.
Question: Which drug exhibits a 11.621\% 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) CCCc1nnc(-c2ccc(OC)cc2)o1
(b) O=C(NCc1ccco1)c1nc2c(nnn2Cc2cccc(Cl)c2)c(=O)[nH]1
(c) CC(C)(C)c1nc(SCC(=O)c2ccccc2)c2ccccc2n1
(d) CCN(CC)S(=O)(=O)c1cccc(C(=O)Nc2ccccc2)c1
Answer: a. CCCc1nnc(-c2ccc(OC)cc2)o1
{#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#}
CCCc1nnc(-c2ccc(OC)cc2)o1
CCCc1nnc(-c2ccc(OC)cc2)o1
2-(4-methoxyphenyl)-5-propyl-1,3,4-oxadiazole